PartsTable
Technical Data Sheet
Download PDF

PL 12731F8ITEM241A — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

PL 12731F8ITEM241A: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: TITANIUM UNS R50700 OVERALL, hole_diameter: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN, outside_diameter: 0.442 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-381-9764, 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
PL 12731F8ITEM241A
NSN: 5310-01-381-9764
FSC: 5310 — Nuts and Washers
CAGE: 88032 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
materialTITANIUM UNS R50700 OVERALL
hole_diameter0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
outside_diameter0.442 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
NSN5310-01-381-9764
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: PL 12731F8ITEM241A · 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
•
OUTSIDE DIAMETER: 0.442 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
•
MATERIAL: TITANIUM UNS R50700 OVERALL
•
HOLE DIAMETER: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER0.442 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
MATERIALTITANIUM UNS R50700 OVERALL
HOLE DIAMETER0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 2
12695B18CSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
12695B18Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy PL 12731F8ITEM241A?
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 PL 12731F8ITEM241A?
PL 12731F8ITEM241A is a WASHER,KEY.
What parts can replace PL 12731F8ITEM241A?
There are 2 known substitutes for PL 12731F8ITEM241A: 12695B18C, 12695B18. Substitute compatibility should be verified for your specific system.
What is the NSN for PL 12731F8ITEM241A?
PL 12731F8ITEM241A is cataloged in the U.S. Government catalog under NSN 5310-01-381-9764. 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 — PL 12731F8ITEM241A

✓ 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.