NSN 5340-01-495-6321 · NIIN 014956321 · Part number 596-7409748-85
Naval Sea Systems Command · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 53711
Government record, cited
NSN 5340-01-495-6321 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-495-6321. Manufacturer of record part number: 596-7409748-85.
Nearby stock numbers← 5340-01-495-6309 Snap Ring D 32
·
5340-01-495-6384 Dowell, Security →
Features
Holder,spring — FSC 5340
Material: STEEL CORROSION RESISTING
1 manufacturer part number on file
Manufacturer of record: Naval Sea Systems Command
Identification
NSN: 5340-01-495-6321
NIIN: 014956321
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: 596-7409748-85
Manufacturer: Naval Sea Systems Command
General Description
The Holder,spring, cataloged under National Stock Number 5340-01-495-6321, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
5340-01-495-6321
Primary Part Number
596-7409748-85
Item Name
Holder,spring
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Material
STEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
Unit of Issue
EA
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3010-01-503-1548596-7409748-22POSSIBLE MATCH
COUPLING,SHAFT,RIGID
Possible match (shared part number)Naval Sea Systems Command
3020-01-503-1776596-7409742-50POSSIBLE MATCH
GUARD,MECHANICAL DRIVE
Possible match (shared part number)Naval Sea Systems Command
3020-01-503-1789596-7409742-57POSSIBLE MATCH
GUARD,MECHANICAL DRIVE
Possible match (shared part number)Naval Sea Systems Command
3020-01-503-2068596-7409742-62POSSIBLE MATCH
GUARD,MECHANICAL DRIVE
Possible match (shared part number)Naval Sea Systems Command
3020-01-503-2089596-7409742-63POSSIBLE MATCH
GUARD,MECHANICAL DRIVE
Possible match (shared part number)Naval Sea Systems Command
3020-01-503-2139596-7409742-65POSSIBLE MATCH
GUARD,MECHANICAL DRIVE
Possible match (shared part number)Naval Sea Systems Command
3020-01-503-2206596-7409742-67POSSIBLE MATCH
GUARD,MECHANICAL DRIVE
Possible match (shared part number)Naval Sea Systems Command
NSN 5340-01-495-6321 is a Holder,spring, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-01-495-6321?
NSN 5340-01-495-6321 has 1 manufacturer part number on file: 596-7409748-85 (Naval Sea Systems Command).
What NSN replaces 5340-01-495-6321?
7 possible matches (shared part number, not a government interchangeability claim): 3010-01-503-1548, 3020-01-503-1776, 3020-01-503-1789. Verify interchangeability with system specifications before substitution.
What are the specifications of 596-7409748-85?
Key specifications for 596-7409748-85: Overall Height: 0.440 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN; Overall Width: 0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; End Item Identification: USED ON SEAWOLF CLASS SSN; Material: STEEL CORROSION RESISTING. 1 specification is documented in the U.S. Government catalog.
Is NSN 5340-01-495-6321 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.