NSN 5310-00-591-0140 · NIIN 005910140 · Part number 5910140
Army, United States Department of the Dba Rock Island Arsenal Jmtc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 19204
Government record, cited
NSN 5310-00-591-0140 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-591-0140. Manufacturer of record part number: 5910140.
Also searched as5310-00-591-0140 ·
5310005910140 ·
NIIN 005910140 ·
00-591-0140 ·
FSC 5310 Nuts and Washers · CAGE 19204 · 5910140 · MILS12133GRADEACLASS2
Nearby stock numbers← 5310-00-591-0139 Washer Set, Spring Tension, Matche
·
5310-00-591-0141 Washer Set, Spring Tension, Matche →
5310-00-591-0140 — Nuts and Washers
Features
Washer,spring Tension — FSC 5310
Style Designator: SPRING TENSION
Material Document and Classification: QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter: 4.540 INCHES MINIMUM AND 4.580 INCHES MAXIMUM IN
Material Thickness: 0.297 INCHES MINIMUM AND 0.303 INCHES MAXIMUM IN
Nondefinitive Spec/std Data: A GRADE AND 2 CLASS
Color: BLACK OVERALL
Surface Treatment: OXIDE FILM OVERALL
Identification
NSN: 5310-00-591-0140
NIIN: 005910140
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 5910140
Manufacturer: Army, United States Department of the Dba Rock Island Arsenal Jmtc
General Description
The Washer,spring Tension, cataloged under National Stock Number 5310-00-591-0140, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-00-591-0140
Primary Part Number
5910140
Item Name
Washer,spring Tension
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Army, United States Department of the Dba Rock Island Arsenal Jmtc
Status
ACTIVE
Style Designator
SPRING TENSION
Material Document and Classification
QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter
4.540 INCHES MINIMUM AND 4.580 INCHES MAXIMUM IN
Material Thickness
0.297 INCHES MINIMUM AND 0.303 INCHES MAXIMUM IN
Nondefinitive Spec/std Data
A GRADE AND 2 CLASS
Color
BLACK OVERALL
Surface Treatment
OXIDE FILM OVERALL
Material
STEEL COMP 6150 OVERALL
Hole Diameter
1.970 INCHES MINIMUM AND 1.985 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
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-00-591-01415910141POSSIBLE MATCH
WASHER SET,SPRING TENSION,MATCHE
Possible match (shared part number)Army, United States Department of the Dba Rock Island Arsenal Jmtc
5310-00-591-01435910143POSSIBLE MATCH
WASHER SET,SPRING TENSION,MATCHE
Possible match (shared part number)Army, United States Department of the Dba Rock Island Arsenal Jmtc
5310-00-591-01445910144POSSIBLE MATCH
WASHER SET,SPRING TENSION,MATCHE
Possible match (shared part number)Army, United States Department of the Dba Rock Island Arsenal Jmtc
5310-00-591-01455910145POSSIBLE MATCH
WASHER,SPRING TENSION
Possible match (shared part number)Army, United States Department of the Dba Rock Island Arsenal Jmtc
5310-00-591-01475910147POSSIBLE MATCH
WASHER SET,SPRING TENSION,MATCHE
Possible match (shared part number)Army, United States Department of the Dba Rock Island Arsenal Jmtc
Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA)
Reference documents
Reference
Meaning
MILS12133GRADEACLASS2
4/1Identification reference
U.S. Government activity
Related Parts
5310-00-591-0141POSSIBLE MATCH
WASHER SET,SPRING TENSION,MATCHE
5910141
5310-00-591-0143POSSIBLE MATCH
WASHER SET,SPRING TENSION,MATCHE
5910143
5310-00-591-0144POSSIBLE MATCH
WASHER SET,SPRING TENSION,MATCHE
5910144
5310-00-591-0145POSSIBLE MATCH
WASHER,SPRING TENSION
5910145
5310-00-591-0147POSSIBLE MATCH
WASHER SET,SPRING TENSION,MATCHE
5910147
Frequently Asked Questions
What is NSN 5310-00-591-0140?
NSN 5310-00-591-0140 is a Washer,spring Tension, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-00-591-0140?
NSN 5310-00-591-0140 has 1 manufacturer part number on file: 5910140 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
What NSN replaces 5310-00-591-0140?
5 possible matches (shared part number, not a government interchangeability claim): 5310-00-591-0141, 5310-00-591-0143, 5310-00-591-0144. Verify interchangeability with system specifications before substitution.
What are the specifications of 5910140?
Key specifications for 5910140: Overall Height: 0.361 INCHES NOMINAL IN; Style Designator: SPRING TENSION; Material Document and Classification: QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 4.540 INCHES MINIMUM AND 4.580 INCHES MAXIMUM IN. 9 specifications are documented in the U.S. Government catalog.
Is NSN 5310-00-591-0140 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.