NSN 5310-01-487-2784 · NIIN 014872784 · Part number 77C959820P001
Lockheed Martin Corporation Div Rms · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 03538
Government record, cited
NSN 5310-01-487-2784 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-487-2784. Manufacturer of record part number: 77C959820P001.
Also searched as5310-01-487-2784 ·
5310014872784 ·
NIIN 014872784 ·
01-487-2784 ·
FSC 5310 Nuts and Washers · CAGE 03538 · 77C959820P001
Material Document and Classification: QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter: 0.968 INCHES NOMINAL IN
Material Thickness: 0.125 INCHES NOMINAL IN
Recess Diameter: 0.687 INCHES NOMINAL IN
Material: NICKEL ALLOY 400 OVERALL
Hole Diameter: 0.568 INCHES NOMINAL IN
Identification
NSN: 5310-01-487-2784
NIIN: 014872784
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 77C959820P001
Manufacturer: Lockheed Martin Corporation Div Rms
General Description
The Washer,recessed, cataloged under National Stock Number 5310-01-487-2784, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-01-487-2784
Primary Part Number
77C959820P001
Item Name
Washer,recessed
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Lockheed Martin Corporation Div Rms
Status
ACTIVE
Style Designator
RECESSED
Material Document and Classification
QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040
5310-00-000-0040 · Item name not on file
5310-00-000-0077
NUT,PLAIN,ROUND
5310-00-000-0079
WASHER,FLAT
5310-00-000-0079
WASHER,FLAT
5310-00-000-1146
5310-00-000-1146 · Item name not on file
5310-00-000-3815
5310-00-000-3815 · Item name not on file
5310-00-000-4532
5310-00-000-4532 · Item name not on file
5310-00-000-4540
5310-00-000-4540 · Item name not on file
Frequently Asked Questions
What is NSN 5310-01-487-2784?
NSN 5310-01-487-2784 is a Washer,recessed, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-487-2784?
NSN 5310-01-487-2784 has 1 manufacturer part number on file: 77C959820P001 (Lockheed Martin Corporation Div Rms).
What are the specifications of 77C959820P001?
Key specifications for 77C959820P001: Style Designator: RECESSED; Material Document and Classification: QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.968 INCHES NOMINAL IN; Material Thickness: 0.125 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-487-2784 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.