Washer, Flat5310-01-701-0604

NSN 5310-01-701-0604 · NIIN 017010604 · Part number 2YJF8

Grainger W W Inc Grainger Div · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 0CLM1

Government record, cited

NSN 5310-01-701-0604 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-701-0604. Manufacturer of record part number: 2YJF8.

Also searched as 5310-01-701-0604 · 5310017010604 · NIIN 017010604 · 01-701-0604 · FSC 5310 Nuts and Washers · CAGE 0CLM1 · 2YJF8 · 42619 · 5310PL2148772

Nearby stock numbers ← 5310-01-701-0602 Nut, Plain, Wing · 5310-01-701-0609 Washer, Lock →

5310-01-701-0604 — Nuts and Washers

Features

Washer,flat — FSC 5310
Outside Diameter: 0.625 INCHES NOMINAL IN
Color: BLACK OVERALL
Material: STEEL OVERALL
Thickness: 0.188 INCHES NOMINAL IN
Inside Radius: 0.14 INCHES NOMINAL IN
2 manufacturer part numbers on file
Manufacturer of record: Grainger W W Inc Grainger Div

Identification

NSN: 5310-01-701-0604
NIIN: 017010604
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 2YJF8
Manufacturer: Grainger W W Inc Grainger Div

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-701-0604, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Grainger W W Inc Grainger Div. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-701-0604
Primary Part Number	2YJF8
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Grainger W W Inc Grainger Div
Status	ACTIVE
Outside Diameter	0.625 INCHES NOMINAL IN
Color	BLACK OVERALL
Material	STEEL OVERALL
Thickness	0.188 INCHES NOMINAL IN
Inside Radius	0.14 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

Part Number	Manufacturer
42619	Te-Co (USA)
2YJF8 PRIMARY	Grainger W W Inc Grainger Div (USA)

Reference documents

Reference	Meaning
5310PL2148772	6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index

Frequently Asked Questions

What is NSN 5310-01-701-0604?

NSN 5310-01-701-0604 is a Washer,flat, manufactured by Grainger W W Inc Grainger Div, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-701-0604?

NSN 5310-01-701-0604 has 2 manufacturer part numbers on file: 42619 (Te-Co), 2YJF8 (Grainger W W Inc Grainger Div).

What are the specifications of 2YJF8?

Key specifications for 2YJF8: Outside Diameter: 0.625 INCHES NOMINAL IN; Color: BLACK OVERALL; Special Features: FINISH-BLACK OXIDE;STUD SIZE-0.25 INCH;WEIGHT-.02 POUNDS LBS; Part Name Assigned by Controlling Agency: WASHER. 5 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-701-0604 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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