PartsTable
Technical Data Sheet
Download PDF

74987 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

74987: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include width: 2.750 INCHES NOMINAL IN, length: 17.000 INCHES NOMINAL IN, material: ALUMINUM, hole_diameter: 0.188 INCHES NOMINAL IN, body_thickness: 0.094 INCHES NOMINAL IN, surface_treatment: PAINT. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-371-2263, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
74987
NSN: 5310-00-371-2263
NIINs: 003712263, 004483914, 006378013, 007647361
FSC: 5310 — Nuts and Washers
CAGE: 1PQF4 — CAE USA INC. (USA)
SPECIFICATIONS
width2.750 INCHES NOMINAL IN
length17.000 INCHES NOMINAL IN
materialALUMINUM
hole_diameter0.188 INCHES NOMINAL IN
body_thickness0.094 INCHES NOMINAL IN
surface_treatmentPAINT
securing_device_typeTHREADED FASTENER
peripheral_shape_styleBAND TYPE
cross-sectional_shape_styleFLAT
mounting_opening_shape_styleUNTHREADED HOLE
NSN5310-00-371-2263
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74987 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: SPRING TENSION
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.437 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.006 INCHES MINIMUM AND 0.008 INCHES MAXIMUM IN
•
SURFACE TREATMENT: NICKEL OVERALL
•
MATERIAL: STEEL COMP 1095 OVERALL
•
HOLE DIAMETER: 0.262 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.062 INCHES NOMINAL IN
STYLE DESIGNATORSPRING TENSION
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.437 INCHES NOMINAL IN
MATERIAL THICKNESS0.006 INCHES MINIMUM AND 0.008 INCHES MAXIMUM IN
SURFACE TREATMENTNICKEL OVERALL
MATERIALSTEEL COMP 1095 OVERALL
HOLE DIAMETER0.262 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
Ready to buy 74987?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 74987?
74987 is a WASHER,SPRING TENSION.
What is the NSN for 74987?
74987 is cataloged in the U.S. Government catalog under NSN 5310-00-371-2263. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 74987

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.