PartsTable TECHNICAL DATA SHEET

NSN 5310-01-417-8607Government record, cited

Washer, Flat5310-01-417-8607

NSN 5310-01-417-8607 · NIIN 014178607

FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5310-01-417-8607 · 5310014178607 · NIIN 014178607 · 01-417-8607 · FSC 5310 Nuts and Washers · 95115-3 · 13858-84

Nearby stock numbers ← 5310-01-417-8600 Washer, Flat · 5310-01-417-8608 Washer, Lock →

5310-01-417-8607 — Nuts and Washers

Features

Washer,flat — FSC 5310
Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Overall Diameter: 0.265 INCHES NOMINAL IN
Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Cross-Sectional Shape Style: RECTANGULAR
Surface Treatment: PASSIVATE OVERALL
Peripheral Shape Style: ROUND
Material: STEEL COMP 302 OVERALL

Identification

NSN: 5310-01-417-8607
NIIN: 014178607
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-417-8607, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-417-8607
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Surface Treatment Document and Classification	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Overall Diameter	0.265 INCHES NOMINAL IN
Material Document and Classification	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Cross-Sectional Shape Style	RECTANGULAR
Surface Treatment	PASSIVATE OVERALL
Peripheral Shape Style	ROUND
Material	STEEL COMP 302 OVERALL
Center Hole Shape Style	ROUND
Hole Diameter	0.126 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN
Thickness	0.015 INCHES MINIMUM AND 0.017 INCHES MAXIMUM IN

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

⇄ Related Items 5

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

4730-01-423-8762803-1385884 PC 6 .750IN SST POSSIBLE MATCH

TAILPIECE,UNION

Possible match (shared part number)Naval Ship Systems Command

6525-01-424-4158 POSSIBLE MATCH

PAD,GANTRY,CAT SCAN

Possible match (shared part number)

4730-01-442-3877803-1385884 PC 6 1.5IN NOM POSSIBLE MATCH

TAILPIECE,UNION

Possible match (shared part number)Naval Ship Systems Command

4730-01-468-54159223-P305 POSSIBLE MATCH

TAILPIECE,UNION

Possible match (shared part number)Cepeda Associates, Inc. Dba Cepeda Associates Inc

4730-01-512-4657810-1385884 PC 1,6,8,9 1.5 NPS POSSIBLE MATCH

UNION,PIPE

Possible match (shared part number)Naval Ship Systems Command

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
95115-3	5/2 Secondary reference U.S. Government activity
13858-84	3/2 Design control — primary reference U.S. Government activity

Related Parts

4730-01-423-8762POSSIBLE MATCH

TAILPIECE,UNION

803-1385884 PC 6 .750IN SST

6525-01-424-4158POSSIBLE MATCH

PAD,GANTRY,CAT SCAN

4730-01-442-3877POSSIBLE MATCH

TAILPIECE,UNION

803-1385884 PC 6 1.5IN NOM

4730-01-468-5415POSSIBLE MATCH

TAILPIECE,UNION

9223-P305

4730-01-512-4657POSSIBLE MATCH

UNION,PIPE

810-1385884 PC 1,6,8,9 1.5 NPS

Frequently Asked Questions

What is NSN 5310-01-417-8607?

NSN 5310-01-417-8607 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.

What NSN replaces 5310-01-417-8607?

5 possible matches (shared part number, not a government interchangeability claim): 4730-01-423-8762, 6525-01-424-4158, 4730-01-442-3877. Verify interchangeability with system specifications before substitution.

What are the specifications of 5310-01-417-8607?

Key specifications for 5310-01-417-8607: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.265 INCHES NOMINAL IN; Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-417-8607 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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