Washer, Flat 5310-01-134-5591 NSN 5310-01-134-5591 · NIIN 011345591 · Part number 3675-NY
Betts Industries, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 13226
NSN 5310-01-134-5591 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-134-5591. Manufacturer of record part number: 3675-NY .
Also searched as
5310-01-134-5591 ·
5310011345591 ·
NIIN 011345591 ·
01-134-5591 ·
FSC 5310 Nuts and Washers · CAGE 13226 · 3675-NY
Nearby stock numbers
← 5310-01-134-5590 Washer
·
5310-01-134-5592 Washer, Flat →
AF 1.625 INCHES NOMINAL IN
NUT + WASHER
5310-01-134-5591 — Nuts and Washers
Features
Washer,flat — FSC 5310 Overall Diameter: 1.625 INCHES NOMINAL IN Cross-Sectional Shape Style: RECTANGULAR Peripheral Shape Style: ROUND Material: PLASTIC POLYAMIDE NYLON OVERALL Center Hole Shape Style: ROUND Hole Diameter: 0.172 INCHES NOMINAL IN Thickness: 0.031 INCHES NOMINAL IN
Identification
NSN: 5310-01-134-5591
NIIN: 011345591
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 3675-NY
Manufacturer: Betts Industries, Inc.
General Description
The Washer,flat, cataloged under National Stock Number 5310-01-134-5591, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Betts Industries, Inc.. 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 5310-01-134-5591 Primary Part Number 3675-NY Item Name Washer,flat FSC / FSG 5310 / 53 — Nuts and Washers Manufacturer Betts Industries, Inc. Status ACTIVE Overall Diameter 1.625 INCHES NOMINAL IN Cross-Sectional Shape Style RECTANGULAR Peripheral Shape Style ROUND Material PLASTIC POLYAMIDE NYLON OVERALL Center Hole Shape Style ROUND Hole Diameter 0.172 INCHES NOMINAL IN Thickness 0.031 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
3675-NY PRIMARY Betts Industries, Inc. (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 5310-01-134-5591?
NSN 5310-01-134-5591 is a Washer,flat, manufactured by Betts Industries, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-134-5591?
NSN 5310-01-134-5591 has 1 manufacturer part number on file: 3675-NY (Betts Industries, Inc.).
What are the specifications of 3675-NY?
Key specifications for 3675-NY: Overall Diameter: 1.625 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: PLASTIC POLYAMIDE NYLON OVERALL. 7 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-134-5591 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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