1187-0400

11870400 Lock Washer
Home » Catalog » Nuts & Washers (p. 2538) » Lock Washers (p. 1) » Part Number 1187-0400

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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
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  •   Every product 100% inspected
AS9120 Certified by SAI Global

Datasheet. 1187-0400 specification

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

0.115in. and 0.123in. ⁓1/8"

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.

0.245in. and 0.260in.

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

0.015in. and 0.019in.

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

generator, 3kw, gas, military standard family, helicopter, advance attack, AH-1W, generator, 60kw, diesel, military standard family, support equipment, B-1 aircraft, helicopter, MH-53E, support equipment, B-52 aircraft, aircraft, C-2A (reprocured) , armored security vehicle, model XM1117, tactical air opns module (an/TYQ- (23) , aircraft, ( AC-130H, MC-130H, EC-130E, HC-130)

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?

0.015 inches minimum and 0.019 inches maximum

What is the outside diameter?

0.245 inches minimum and 0.260 inches maximum

What is the inside hole diameter?

0.115 inches minimum and 0.123 inches maximum

What is the NSN for 1187-0400?

5310-00-616-3554

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 1187-0400?

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 5310-00-616-3554 WASHER,LOCK

Used on generator, 3kw, gas, military standard family,helicopter, advance attack, ah-1w,generator, 60kw, diesel, military standard family, support equipment, b-1 aircraft,helicopter, mh-53e, support equipment, b-52 aircraft,aircraft, c-2a (reprocured),armored security vehicle, model xm1117,tactical air opns module (an/tyq-(23),aircraft, ( ac-130h, mc-130h, ec-130e, hc-130). flat external teeth cadmium surface treated 0.015" material thickness 0.245" outside diameter 0.115" hole diameter

NIIN
006163554
NIIN Date
01/01/63
Schedule B
7318210000 
Name Code
14218
FIIG
A022B0
Item Weight
0.100lbs
Item Dimensions
--
QUP
1 
Historical Price
$1.38 HD
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
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. MS35335-43 Cage D9182
2. 1320 Cage 73734
3. 1104-00-00 Cage 78189
4. MS35335-15 Cage 96906
5. MS35335-29 Cage 96906
6. 1018997-029 Cage 0HBH2
7. 0122-1 Cage 56232
8. 3463 Cage 92878
9. 23MS35335-29 Cage 80045
10. AN936B4 Cage 88044
11. 32112-002 Cage 76301
12. 93610-705 Cage 11447
13. 2151200078 Cage 57057
14. 946055-104 Cage 06481
15. 93610-705 Cage 49671
16. 1104-00-00-0511 Cage 78189
17. JKC08-001 Cage 80103
18. 10121553 Cage A486G
19. 1018997-029 Cage 05037
20. 5310006163554 Cage SCY13
21. 12Z22PC101 Cage 10001

Major End Users Countries and entities

  • - 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 
  • - Austria 
  • - Finland 
  • - Poland 
  • - Brazil 
  • - Spain 
  • - Israel 
  • - Singapore 
  • - Kuwait 
  • - Morocco 
  • - Saudi Arabia 
  • - Malaysia 
  • - Australia 
  • - Belgium 
  • - Canada 
  • - New Zealand 
  • - France 
  • - Germany 
  • - Republic of Korea 
  • - United Kingdom 
  • - 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

1187-0400 / 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