4912251-02

491225102 Lock Washer
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Quality Commitment

Serving our customers with quality and safety first.

  •   AS9120 Certified
  •   Audited supply chain
  •   ITAR Registered
  •   DDTC Registered
  •   HAZMAT Certified
  •   Customer service objectives
  •   Every product 100% inspected
AS9120 Certified by SAI Global

Datasheet. 4912251-02 specification

Hole Diameter
The length of a straight line which passes through the center of a hole,and terminates at the circumference.

0.168in. and 0.176in. ⁓3/16"

Outside Diameter
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.

0.365in. and 0.381in.

Material Thickness
A measurement of the smallest dimension of the material,in distinction from length or width.

0.018in. and 0.023in.

End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.

vehicle, aircraft refueler R-14, test consoles, MINI-Sace, test set, TTU-205, airborne mobile dir air spt ctl (2id) , (02m JUL83) (an/UYQ-3A) , missile, AIR-TO-Air, phoenix (AIM-54) , fire pumps, l.p. compressors, support equipment, B-1 aircraft, lav, ANTI-Tank, air compressors, high pressure; 2320-01-304-2277 pls (palletized loading system)

Hardness Rating
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

40.0 rockwell c and 50.0 rockwell c

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel comp 1050 or steel comp 1551 or steel comp 1059 or steel comp 1060 or steel comp 1561 or steel comp 1064

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

66 fed std all material responses

Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

cadmium and chromate

Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

QQ-P-416, ty 2, cl 3 fed spec single treatment response

Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

flat external teeth

Answers.

What quantity is this sold in?

1HD

What is the style?

Flat external teeth

What material is the lock washer made of ?

Steel comp 1050 or steel comp 1551 or steel comp 1059 or steel comp 1060 or steel comp 1561 or steel comp 1064

What is the thickness?

0.018 inches minimum and 0.023 inches maximum

What is the outside diameter?

0.365 inches minimum and 0.381 inches maximum

What is the inside hole diameter?

0.168 inches minimum and 0.176 inches maximum

What is the NSN for 4912251-02?

5310-00-596-7693

How is this classified for shipping?

Schedule B number: 7318210000
nmfc 194160
Spring washers and other lock washers, iron or steel

What's the federal classification of 4912251-02?

FSC 5310 ⁓ Nuts and washers

Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.

Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).

NSN 5310-00-596-7693 WASHER,LOCK

Used on vehicle, aircraft refueler r-14,test consoles, mini-sace,test set, ttu-205,airborne mobile dir air spt ctl (2id),(02m jul83)(an/uyq-3a), missile, air-to-air, phoenix (aim-54),fire pumps,l.p. compressors,support equipment, b-1 aircraft, lav, anti-tank,air compressors, high pressure; 2320-01-304-2277 pls (palletized loading system). flat external teeth cadmium surface treated 0.018" material thickness 0.365" outside diameter 0.168" hole diameter

NIIN
005967693
NIIN Date
01/01/63
Schedule B
7318210000 
Name Code
14218
FIIG
A022B0
Item Weight
0.100lbs
Item Dimensions
--
QUP
1 
Historical Price
$3.83 HD
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1. 5164008-00 Cage D9182
2. AN936B8 Cage D9182
3. MS35335-59 Cage D9182
4. NAS1676C416 Cage D9182
5. 1323 Cage 73734
6. 1108-00-00-0541 Cage 78189
7. AN936B8 Cage 66640
8. MS35335-31 Cage 96906
9. MILW6986 Cage 81349
10. 802498 Cage 19203
11. 5293934 Cage 19204
12. 5311081 Cage 19204
13. 10516264 Cage 56161
14. 774-112 Cage 90031
15. 2769 Cage 59501
16. 210-0007-00 Cage 80009
17. N403P16C6 Cage 03538
18. 4198004-3 Cage 05869
19. 114602 Cage 12204
20. K7896018PT3 Cage 24446
21. N403P16C6 Cage 24446
22. 114602 Cage 24617
23. JD609 Cage 29215
24. 4198004-3 Cage 82577
25. 1037 Cage 92878
26. 23MS45335-3 Cage 80045
27. MS35335-3 Cage 96906
28. 824636-2 Cage 56232
29. 824636-44 Cage 56232
30. 321112-006 Cage 76301
31. 1012-909 Cage D9182
32. 1108-00 Cage D9182
33. 210-0007-00 Cage D9182
34. 402352002 Cage S5686
35. 5310003062 Cage 0125B
36. MS35335-31 Cage A9271
37. 5953633 Cage S0522
38. N403P16C6 Cage 09172
39. 31-53950 Cage 07666
40. R20637 Cage 83120
41. A02157-104 Cage 77926
42. 1108 Cage 78189
43. AN936B8 Cage 88044
44. 210-007 Cage 80009
45. N403P16C6 Cage 99971
46. 2769 Cage 83311
47. 858053-00 Cage 32345
48. 5310005967693 Cage SCY13
49. 1012-909 Cage D9182
50. 1108-00 Cage D9182
51. 210-0007-00 Cage D9182
52. 5164008-00 Cage D9182
53. AN936B8 Cage D9182
54. NAS1676C416 Cage D9182
55. MS35335-59 Cage D9182
56. 1323 Cage 73734
57. 1108-00-00-0541 Cage 78189
58. AN936B8 Cage 66640
59. MS35335-31 Cage 96906
60. MILW6986 Cage 81349
61. 802498 Cage 19203
62. 5293934 Cage 19204
63. 5311081 Cage 19204
64. 10516264 Cage 56161
65. 774-112 Cage 90031
66. 2769 Cage 59501
67. 210-0007-00 Cage 80009
68. N403P16C6 Cage 03538
69. 4198004-3 Cage 05869
70. 114602 Cage 12204
71. K7896018PT3 Cage 24446
72. N403P16C6 Cage 24446
73. 114602 Cage 24617
74. JD609 Cage 29215
75. 4198004-3 Cage 82577
76. 1037 Cage 92878
77. 23MS45335-3 Cage 80045
78. MS35335-3 Cage 96906
79. 402352002 Cage 1919A
80. 824636-2 Cage 56232
81. 824636-44 Cage 56232
82. 321112-006 Cage 76301
83. 5310003062 Cage 0125B
84. 5953633 Cage S0522
85. MS35335-31 Cage A9271
86. N403P16C6 Cage 09172
87. 31-53950 Cage 07666
88. A02157-104 Cage 77926
89. R20637 Cage 83120
90. 1108 Cage 78189
91. 402352002 Cage S5686
92. AN936B8 Cage 88044
93. 210-007 Cage 80009
94. N403P16C6 Cage 99971
95. 2769 Cage 83311
96. 5310005967693 Cage SCY13
97. 858053-00 Cage 32345
98. 10395046 Cage A486G
99. 1012-909 Cage D9182
100. 1108-00 Cage D9182
101. 210-0007-00 Cage D9182
102. 5164008-00 Cage D9182
103. AN936B8 Cage D9182
104. MS35335-59 Cage D9182
105. NAS1676C416 Cage D9182
106. 1323 Cage 73734
107. 1108-00-00-0541 Cage 78189
108. AN936B8 Cage 66640
109. MS35335-31 Cage 96906
110. MILW6986 Cage 81349
111. 802498 Cage 19203
112. 5293934 Cage 19204
113. 5311081 Cage 19204
114. 774-112 Cage 90031
115. 10516264 Cage 56161
116. 2769 Cage 59501
117. 210-0007-00 Cage 80009
118. K7896018PT3 Cage 24446
119. N403P16C6 Cage 24446
120. 114602 Cage 24617
121. JD609 Cage 29215
122. N403P16C6 Cage 03538
123. 4198004-3 Cage 05869
124. 114602 Cage 12204
125. 23MS45335-3 Cage 80045
126. 1037 Cage 92878
127. MS35335-3 Cage 96906
128. 4198004-3 Cage 82577
129. 402352002 Cage 1919A
130. 824636-2 Cage 56232
131. 824636-44 Cage 56232
132. 321112-006 Cage 76301
133. 5310003062 Cage 0125B
134. 5953633 Cage S0522
135. MS35335-31 Cage A9271
136. N403P16C6 Cage 09172
137. 31-53950 Cage 07666
138. A02157-104 Cage 77926
139. R20637 Cage 83120
140. 1108 Cage 78189
141. 402352002 Cage S5686
142. AN936B8 Cage 88044
143. 210-007 Cage 80009
144. N403P16C6 Cage 99971
145. 2769 Cage 83311
146. 5310005967693 Cage SCY13
147. 858053-00 Cage 32345
148. 10395046 Cage A486G

Major End Users Countries and entities

  • - National Aeronautics And Space Administration 
  • - National Aeronautics And Space Administration 
  • - National Aeronautics And Space Administration 
  • - Department of The Navy 
  • - Department of The Army 
  • - Department of The Air Force 
  • - U.s. Marine Corps 
  • - U.s. Coast Guard 
  • - Bureau of Prisons 
  • - Defense Threat Reduction Agency 
  • - Austria 
  • - Finland 
  • - Lithuania 
  • - Poland 
  • - Bulgaria 
  • - Czech Republic 
  • - Brazil 
  • - Spain 
  • - Singapore 
  • - Kuwait 
  • - Morocco 
  • - Saudi Arabia 
  • - Malaysia 
  • - Thailand 
  • - Australia 
  • - Belgium 
  • - Canada 
  • - New Zealand 
  • - France 
  • - Germany 
  • - Republic of Korea 
  • - United Kingdom 
  • - Philippines 
  • - Netherlands 
  • - Portugal 
  • - Italy 
  • - Denmark 
  • - Norway 
  • - Greece 
  • - Turkey 
  • - Nato Maintenance And Supply Agency 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
50.0 
LCL (less than a car load rating)
Unknown
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater 
Commodity (for shipments via water)
Metal hardware 
NMFC (national motor freight code)
194160 WASHER OR GASKETS, IRON OR STEEL, 
UFC (universal freight code)
55210 

Similar by Design Other washers with similar characteristics

Nothing similar to this part number was found in our inventory

4912251-02 / Washer,lockWhat is the formal definition of this item?

A washer which is usually round with a centrally located hole. its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. it may be made of one or two pieces