Close Tolerance Screws. 71,948 part numbers in this category

Part Number
NSN
NIIN
123256-4R-2415
1232564R2415
5305-01-243-0157
012430157
3a thread class right-hand 0.331" thread length flat countersunk head style 0.938" grip length 28 thread quantity per inch internal drive ribbed cadmium surface treated unjf thread series
3M926-4L-18
3M9264L18
5305-01-241-5080
012415080
3a thread class right-hand 0.444" thread length oval countersunk head style 1.115" grip length 28 thread quantity per inch aluminum surface treated unjf thread series
AIC1181C306
AIC1181C306
5305-01-244-8895
012448895
3a thread class right-hand 0.435" thread length flat chamfer head style 0.365" grip length 28 thread quantity per inch navy special project passivate surface treated unjf thread series
BACB30LR4-10
BACB30LR410
5305-01-242-9938
012429938
3a thread class right-hand 0.410" thread length flat countersunk head style 0.625" grip length 28 thread quantity per inch passivate surface treated unjf thread series
BACB30RF8-17
BACB30RF817
5305-01-247-7610
012477610
3a thread class right-hand 0.541" thread length flat countersunk head style 1.0525" grip length 20 thread quantity per inch passivate surface treated unjf thread series
GB510CE4-12
GB510CE412
5305-01-246-3871
012463871
3a thread class right-hand 0.386" thread length flat countersunk head style 0.740" grip length 28 thread quantity per inch internal drive ribbed cadmium or cadmium surface treated unjf thread series
GB510CE4-22
GB510CE422
5305-01-246-2759
012462759
3a thread class right-hand 0.386" thread length flat countersunk head style 1.365" grip length 28 thread quantity per inch navy special project internal drive ribbed cadmium surface treated unjf thread series
HR203-5-16
HR203516
5305-01-247-6837
012476837
3a thread class right-hand 0.422" thread length flat countersunk head style 0.990" grip length 24 thread quantity per inch screw, close tolerance internal drive ribbed cadmium surface treated unjf thread series
HR204-4-27
HR204427
5305-01-246-1809
012461809
3a thread class right-hand 0.386" thread length flat countersunk head style 1.678" grip length 28 thread quantity per inch navy special project internal drive ribbed cadmium surface treated unjf thread series
HT271-4-13
HT271413
5305-01-241-0202
012410202
3a thread class right-hand 0.443" thread length flat countersunk undercut head style 0.802" grip length 28 thread quantity per inch unjf thread series
HT4020-5-12A
HT4020512A
5305-01-241-1522
012411522
3a thread class right-hand 0.505" thread length flat countersunk undercut head style 0.740" grip length 24 thread quantity per inch furnished with one o-ring; cetyl alcohol lubricant passivate surface treated unjf thread series
HT4020-5-16A
HT4020516A
5305-01-241-0756
012410756
3a thread class right-hand 0.505" thread length flat countersunk undercut head style 0.990" grip length 24 thread quantity per inch furnished with one o-ring; cetyl alcohol lubricant passivate surface treated unjf thread series
HT4020-6-19A
HT4020619A
5305-01-241-0757
012410757
3a thread class right-hand 0.614" thread length flat countersunk undercut head style 1.178" grip length 24 thread quantity per inch furnished with one o-ring; cetyl alcohol lubricant passivate surface treated unjf thread series
HT4024L7-13
HT4024L713
5305-01-242-8557
012428557
HT4053-4-14A
HT4053414A
5305-01-243-9856
012439856
3a thread class right-hand 0.444" thread length oval countersunk head style 0.865" grip length 28 thread quantity per inch cetyl alcohol lubrication aluminum surface treated unjf thread series
HT4057-4-14A
HT4057414A
5305-01-249-0893
012490893
3a thread class right-hand 0.444" thread length flat countersunk head style 0.865" grip length 28 thread quantity per inch aluminum surface treated unjf thread series
HT4057-4-3A
HT405743A
5305-01-247-7609
012477609
3a thread class right-hand 0.469" thread length flat countersunk head style 0.178" grip length 28 thread quantity per inch aluminum surface treated unjf thread series
HT4057-6-8
HT405768
5305-01-241-0755
012410755
3a thread class right-hand 0.616" thread length flat countersunk head style 0.490" grip length 24 thread quantity per inch with cetyl alcohol per mil-l-87132 type 1 gr b aluminum surface treated unjf thread series
HT4067-4-17A
HT4067417A
5305-01-241-0759
012410759
3a thread class right-hand 0.444" thread length flat countersunk undercut head style 1.052" grip length 28 thread quantity per inch furnished with rubber o-ring aluminum surface treated unjf thread series
HT4067-4-18A
HT4067418A
5305-01-241-2653
012412653
3a thread class right-hand 0.444" thread length flat countersunk undercut head style 1.115" grip length 28 thread quantity per inch furnished with rubber o-ring aluminum surface treated unjf thread series
HT4067-4-20A
HT4067420A
5305-01-240-7397
012407397
3a thread class right-hand 0.444" thread length flat countersunk undercut head style 1.240" grip length 28 thread quantity per inch furnished with rubber o-ring aluminum surface treated unjf thread series
HT-4068-4-19A
HT4068419A
5305-01-241-6320
012416320
3a thread class right-hand 0.444" thread length oval countersunk undercut head style 1.178" grip length 28 thread quantity per inch aluminum surface treated unjf thread series
MS21130B3-16
MS21130B316
5305-01-244-8894
012448894
3a thread class right-hand 0.356" thread length flat countersunk head style 1.000" grip length 32 thread quantity per inch navy special project retaining element in shank passivate surface treated unjf thread series
NAS1122E3
NAS1122E3
5305-01-242-6991
012426991
3a thread class right-hand 0.251" thread length pan no. 2 head style 0.178" grip length 32 thread quantity per inch passivate surface treated unjc thread series
NAS1124-40
NAS112440
5305-01-241-2654
012412654
3a thread class right-hand 0.291" thread length flat chamfer head style 2.490" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
NAS1202-52
NAS120252
5305-01-245-0708
012450708
3a thread class right-hand 0.251" thread length flat countersunk head style 3.240" grip length 32 thread quantity per inch cadmium surface treated unjc thread series
NAS1578C4-20P
NAS1578C420P
5305-01-246-0611
012460611
3a thread class right-hand 0.378" thread length pan no. 2 head style 1.240" grip length 28 thread quantity per inch navy special project internal drive ribbed cadmium surface treated unjf thread series
NAS1578C4T22
NAS1578C4T22
5305-01-243-0755
012430755
3a thread class right-hand 0.378" thread length pan no. 2 head style 1.365" grip length 28 thread quantity per inch passivate surface treated unjf thread series
NAS1580A4R13
NAS1580A4R13
5305-01-248-3230
012483230
3a thread class right-hand 0.378" thread length flat countersunk head style 0.802" grip length 28 thread quantity per inch internal drive ribbed cadmium surface treated unjf thread series
NAS1580A4R15
NAS1580A4R15
5305-01-240-8010
012408010
3a thread class right-hand 0.378" thread length flat countersunk head style 0.928" grip length 28 thread quantity per inch internal drive ribbed cadmium surface treated unjf thread series
NAS1580C4R56
NAS1580C4R56
5305-01-243-0757
012430757
3a thread class right-hand 0.378" thread length flat countersunk head style 3.490" grip length 28 thread quantity per inch internal drive ribbed passivate surface treated unjf thread series
NAS1580C4T18
NAS1580C4T18
5305-01-246-0610
012460610
3a thread class right-hand 0.378" thread length flat countersunk head style 1.115" grip length 28 thread quantity per inch passivate surface treated unjf thread series
NAS1580V3T2
NAS1580V3T2
5305-01-242-5972
012425972
3a thread class right-hand 0.337" thread length flat countersunk head style 0.115" grip length 32 thread quantity per inch unjf thread series
NAS1581A5T15
NAS1581A5T15
5305-01-240-8011
012408011
3a thread class right-hand 0.501" thread length flat countersunk head style 0.928" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
NAS1581C4T19
NAS1581C4T19
5305-01-243-0756
012430756
3a thread class right-hand 0.378" thread length flat countersunk head style 1.178" grip length 28 thread quantity per inch passivate surface treated unjf thread series
NAS1993-8T
NAS19938T
5305-01-248-9795
012489795
3a thread class right-hand 0.313" thread length flat countersunk head style 0.490" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
NAS4503-10
NAS450310
5305-01-244-5256
012445256
3a thread class right-hand 0.323" thread length flat countersunk head style 0.625" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
NAS4503-14
NAS450314
5305-01-245-4071
012454071
3a thread class right-hand 0.0323" thread length flat countersunk head style 0.865" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
NAS4503U13
NAS4503U13
5305-01-244-5257
012445257
3a thread class right-hand 0.323" thread length flat countersunk head style 0.625" grip length 32 thread quantity per inch passivate surface treated unjf thread series
NAS7703-5
NAS77035
5305-01-248-3229
012483229
3a thread class right-hand 0.298" thread length pan head style 0.302" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
NAS7706-3
NAS77063
5305-01-240-8916
012408916
3a thread class right-hand 0.429" thread length pan head style 0.178" grip length 24 thread quantity per inch navy special project cadmium surface treated unf thread series
PBF1166-3-4
PBF116634
5305-01-244-5135
012445135
SC1779-3-2
SC177932
5305-01-249-0460
012490460
3a thread class right-hand 0.225" thread length flat countersunk head style 0.115" grip length 32 thread quantity per inch internal drive ribbed cadmium surface treated unjf thread series
SC1779-4-20
SC1779420
5305-01-246-1808
012461808
3a thread class right-hand 0.386" thread length flat countersunk head style 1.240" grip length 28 thread quantity per inch navy special project internal drive ribbed cadmium or cadmium surface treated unjf thread series
ST3M454-6DL12
ST3M4546DL12
5305-01-241-3975
012413975
3a thread class right-hand 0.616" thread length flat countersunk head style 0.740" grip length 24 thread quantity per inch passivate surface treated unjf thread series
ST3M454-6L19
ST3M4546L19
5305-01-241-1523
012411523
3a thread class right-hand 0.616" thread length flat countersunk head style 1.178" grip length 24 thread quantity per inch passivate surface treated unjf thread series
ST3M455-7L16
ST3M4557L16
5305-01-246-2758
012462758
ST3M557-7L14
ST3M5577L14
5305-01-241-0758
012410758
ST3M652C6-21A
ST3M652C621A
5305-01-243-0758
012430758
3a thread class right-hand 0.615" thread length flat countersunk undercut head style 1.302" grip length 24 thread quantity per inch furnished with one o ring, cetyl alcohol lubricant, white paint on nonbearing surface of head passivate surface treated unjf thread series
ST3M730-3L8
ST3M7303L8
5305-01-241-5079
012415079
3a thread class right-hand 0.313" thread length flat countersunk head style 0.490" grip length 32 thread quantity per inch aluminum surface treated unjf thread series
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