PartsTable
Technical Data Sheet
Download PDF

887B054060 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

887B054060: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, thickness: 0.030 INCHES NOMINAL IN, hole_diameter: 0.469 INCHES NOMINAL IN, hardness_rating: 50.0 DUROMETER NOMINAL, overall_diameter: 1.000 INCHES NOMINAL IN, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-061-2995, 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
887B054060
NSN: 5310-01-061-2995
FSC: 5310 — Nuts and Washers
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
thickness0.030 INCHES NOMINAL IN
hole_diameter0.469 INCHES NOMINAL IN
hardness_rating50.0 DUROMETER NOMINAL
overall_diameter1.000 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationMIL-G-1149 TY 1 CL1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-061-2995
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 887B054060 · 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
•
OVERALL DIAMETER: 1.000 INCHES NOMINAL IN
•
HARDNESS RATING: 50.0 DUROMETER NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-1149 TY 1 CL1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.469 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER1.000 INCHES NOMINAL IN
HARDNESS RATING50.0 DUROMETER NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-1149 TY 1 CL1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALRUBBER SYNTHETIC OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.469 INCHES NOMINAL IN
THICKNESS0.030 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 887B054060?
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 887B054060?
887B054060 is a WASHER,FLAT.
What is the NSN for 887B054060?
887B054060 is cataloged in the U.S. Government catalog under NSN 5310-01-061-2995. 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 — 887B054060

✓ 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.