Washer, Recessed5310-01-129-0614

NSN 5310-01-129-0614 · NIIN 011290614 · Part number 8N794

Caterpillar Inc Div Caterpillar Defense · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 11083

Government record, cited

NSN 5310-01-129-0614 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-129-0614. Manufacturer of record part number: 8N794.

Also searched as 5310-01-129-0614 · 5310011290614 · NIIN 011290614 · 01-129-0614 · FSC 5310 Nuts and Washers · CAGE 11083 · 8N794

Nearby stock numbers ← 5310-01-129-0613 Washer, Convex · 5310-01-129-0615 Washer, Spring Tension →

5310-01-129-0614 — Nuts and Washers

Features

Washer,recessed — FSC 5310
Hardness Rating: 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM
Style Designator: RECESSED
Outside Diameter: 70.86 MILLIMETERS MINIMUM AND 73.66 MILLIMETERS MAXIMUM MM
Recess Depth: 1.15 MILLIMETERS NOMINAL MM
Recess Diameter: 38.10 MILLIMETERS NOMINAL MM
Material: STEEL COMP 1045 OVERALL
Hole Diameter: 20.50 MILLIMETERS NOMINAL MM

Identification

NSN: 5310-01-129-0614
NIIN: 011290614
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 8N794
Manufacturer: Caterpillar Inc Div Caterpillar Defense

General Description

The Washer,recessed, cataloged under National Stock Number 5310-01-129-0614, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. 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	5310-01-129-0614
Primary Part Number	8N794
Item Name	Washer,recessed
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Caterpillar Inc Div Caterpillar Defense
Status	ACTIVE
Hardness Rating	38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM
Style Designator	RECESSED
Outside Diameter	70.86 MILLIMETERS MINIMUM AND 73.66 MILLIMETERS MAXIMUM MM
Recess Depth	1.15 MILLIMETERS NOMINAL MM
Recess Diameter	38.10 MILLIMETERS NOMINAL MM
Material	STEEL COMP 1045 OVERALL
Hole Diameter	20.50 MILLIMETERS NOMINAL MM

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
8N794 PRIMARY	Caterpillar Inc Div Caterpillar Defense (USA)

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 5310-01-129-0614?

NSN 5310-01-129-0614 is a Washer,recessed, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-129-0614?

NSN 5310-01-129-0614 has 1 manufacturer part number on file: 8N794 (Caterpillar Inc Div Caterpillar Defense).

What are the specifications of 8N794?

Key specifications for 8N794: Overall Height: 12.19 MILLIMETERS MINIMUM AND 13.21 MILLIMETERS MAXIMUM MM; Hardness Rating: 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM; Style Designator: RECESSED; Outside Diameter: 70.86 MILLIMETERS MINIMUM AND 73.66 MILLIMETERS MAXIMUM MM. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-129-0614 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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