Washer, Preload Indicating5310-01-661-7565

NSN 5310-01-661-7565 · NIIN 016617565

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

Government record, cited

Also searched as 5310-01-661-7565 · 5310016617565 · NIIN 016617565 · 01-661-7565 · FSC 5310 Nuts and Washers · 62524-6-10.7 · 62524-6-10-7

Nearby stock numbers ← 5310-01-661-7493 Nut, Self-Locking, Hexagon · 5310-01-661-7566 Washer, Concave →

5310-01-661-7565 — Nuts and Washers

Features

Washer,preload Indicating — FSC 5310
Outside Diameter: 0.70 INCHES NOMINAL0.70 INCHES NOMINAL IN
Material: ALUMINUM OVERALL
Hole Diameter: 0.37 INCHES NOMINAL0.37 INCHES NOMINAL IN
Reference Number Differentiating Characteristics: ITEM IS FAA CERTIFIED
Thickness: 0.21 INCHES NOMINAL0.21 INCHES NOMINAL IN

Identification

NSN: 5310-01-661-7565
NIIN: 016617565
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,preload Indicating, cataloged under National Stock Number 5310-01-661-7565, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	5310-01-661-7565
Item Name	Washer,preload Indicating
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Outside Diameter	0.70 INCHES NOMINAL0.70 INCHES NOMINAL IN
Material	ALUMINUM OVERALL
Hole Diameter	0.37 INCHES NOMINAL0.37 INCHES NOMINAL IN
Reference Number Differentiating Characteristics	ITEM IS FAA CERTIFIED
Thickness	0.21 INCHES NOMINAL0.21 INCHES NOMINAL 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
62524-6-10.7	3/1 Design control — primary reference Sps Technologies, Llc Dba PB Fasteners
62524-6-10-7	5/1 Secondary reference Sps Technologies, Llc Dba PB Fasteners

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 5310-01-661-7565?

NSN 5310-01-661-7565 is a Washer,preload Indicating, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-661-7565?

Key specifications for 5310-01-661-7565: Outside Diameter: 0.70 INCHES NOMINAL0.70 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: WASHER,PRELOAD INDWASHER,PRELOAD IND; End Item Identification: KC-46AKC-46A A; Material: ALUMINUM OVERALL. 5 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-661-7565 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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