PartsTable TECHNICAL DATA SHEET

NSN 5310-01-516-8057Government record, cited

Washer, Recessed5310-01-516-8057

NSN 5310-01-516-8057 · NIIN 015168057 · Part number 76000207-001

Lockheed Martin Corporation · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 04939

Government record, cited

NSN 5310-01-516-8057 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-516-8057. Manufacturer of record part number: 76000207-001.

Also searched as 5310-01-516-8057 · 5310015168057 · NIIN 015168057 · 01-516-8057 · FSC 5310 Nuts and Washers · CAGE 04939 · 76000207-001 · 76000207 · IT130WC4-1

Nearby stock numbers ← 5310-01-516-8032 Nut, Plain, Hexagon · 5310-01-516-8186 Nut, Plain, Extended Washer, Hexago →

5310-01-516-8057 — Nuts and Washers

Features

Washer,recessed — FSC 5310
Style Designator: RECESSED
Outside Diameter: 0.450 INCHES NOMINAL IN
Material Thickness: 0.043 INCHES NOMINAL IN
Surface Treatment: PASSIVATE OVERALL
Material: STEEL CORROSION RESISTING OVERALL
Hole Diameter: 0.314 INCHES NOMINAL IN
Recess Angle: 120.0 DEGREES NOMINAL

Identification

NSN: 5310-01-516-8057
NIIN: 015168057
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 76000207-001
Manufacturer: Lockheed Martin Corporation

General Description

The Washer,recessed, cataloged under National Stock Number 5310-01-516-8057, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-516-8057
Primary Part Number	76000207-001
Item Name	Washer,recessed
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Lockheed Martin Corporation
Status	ACTIVE
Style Designator	RECESSED
Outside Diameter	0.450 INCHES NOMINAL IN
Material Thickness	0.043 INCHES NOMINAL IN
Surface Treatment	PASSIVATE OVERALL
Material	STEEL CORROSION RESISTING OVERALL
Hole Diameter	0.314 INCHES NOMINAL IN
Recess Angle	120.0 DEGREES NOMINAL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
76000207-001	Lockheed Martin Corporation (USA)

Reference documents

Reference	Meaning
76000207	D/9 Drawing number reference only Lockheed Martin Corporation
IT130WC4-1	3/2 Design control — primary reference U.S. Government activity

No interchangeability data on file.

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

5310-00-000-0040 · 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 5310-01-516-8057?

NSN 5310-01-516-8057 is a Washer,recessed, manufactured by Lockheed Martin Corporation, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-516-8057?

NSN 5310-01-516-8057 has 1 manufacturer part number on file: 76000207-001 (Lockheed Martin Corporation).

What are the specifications of 76000207-001?

Key specifications for 76000207-001: Style Designator: RECESSED; Outside Diameter: 0.450 INCHES NOMINAL IN; Material Thickness: 0.043 INCHES NOMINAL IN; Special Features: CRES 304 PER QQ-S-763. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-516-8057 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.

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