Washer, Recessed5310-01-448-9565

NSN 5310-01-448-9565 · NIIN 014489565

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

Government record, cited

Also searched as 5310-01-448-9565 · 5310014489565 · NIIN 014489565 · 01-448-9565 · FSC 5310 Nuts and Washers · MS14177-5 · MS14177-5

Nearby stock numbers ← 5310-01-448-9480 Washer, Shouldered · 5310-01-448-9666 Nut, Sleeve →

5310-01-448-9565 — Nuts and Washers

Features

Washer,recessed — FSC 5310
Surface Treatment Document and Classification: QQ-P-416,TYPE II,CLASS 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL
Radius: 0.007 INCHES NOMINAL IN
Hardness Rating: 41.0 ROCKWELL C NOMINAL
Style Designator: RECESSED BOTH SIDES
Outside Diameter: 0.641 INCHES MINIMUM AND 0.651 INCHES MAXIMUM IN
Material Thickness: 0.119 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
Recess Diameter: 0.399 INCHES MINIMUM AND 0.409 INCHES MAXIMUM IN

Identification

NSN: 5310-01-448-9565
NIIN: 014489565
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,recessed, cataloged under National Stock Number 5310-01-448-9565, 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10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-448-9565
Item Name	Washer,recessed
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Surface Treatment Document and Classification	QQ-P-416,TYPE II,CLASS 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL
Radius	0.007 INCHES NOMINAL IN
Hardness Rating	41.0 ROCKWELL C NOMINAL
Style Designator	RECESSED BOTH SIDES
Outside Diameter	0.641 INCHES MINIMUM AND 0.651 INCHES MAXIMUM IN
Material Thickness	0.119 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
Recess Diameter	0.399 INCHES MINIMUM AND 0.409 INCHES MAXIMUM IN
Surface Treatment	CADMIUM OVERALL
Material	STEEL OVERALL
Hole Diameter	0.314 INCHES MINIMUM AND 0.318 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

Cross-Reference Index

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

Reference documents

Reference	Meaning
MS14177-5	5/9 Secondary reference U.S. Government activity
MS14177-5	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 5310-01-448-9565?

NSN 5310-01-448-9565 is a Washer,recessed, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-448-9565?

Key specifications for 5310-01-448-9565: Surface Treatment Document and Classification: QQ-P-416,TYPE II,CLASS 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL; Radius: 0.007 INCHES NOMINAL IN; Hardness Rating: 41.0 ROCKWELL C NOMINAL; Style Designator: RECESSED BOTH SIDES. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-448-9565 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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