The Standoff,threaded,spacing, cataloged under National Stock Number 5340-00-476-5154, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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
5340-00-476-5154
Item Name
Standoff,threaded,spacing
FSC / FSG
5340 / 53 — Hardware, Commercial
Status
ACTIVE
Width Across Flats
0.250 INCHES NOMINAL IN
Length
2.000 INCHES NOMINAL IN
Style Designator
INTERNALLY THREADED FULL LENGTH
Cross-Sectional Shape
HEXAGON
Surface Treatment
CHROMATE OVERALL
Material
ALUMINUM ALLOY OVERALL
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 Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3120-00-690-2623POSSIBLE MATCH
BEARING,THRUST
Possible match (shared part number)
5930-00-778-2139POSSIBLE MATCH
SWITCH,ROTARY
Possible match (shared part number)
5985-01-079-3879POSSIBLE MATCH
DUMMY LOAD,ELECTRICAL
Possible match (shared part number)
5310-01-269-62842199-T055POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware
5310-01-451-7945197A203-2POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Lockheed Martin Corporation Div Rotary and Mission Systems
5975-01-678-05618431POSSIBLE MATCH
CONDUIT,NONMETALLIC,FLEXIBLE
Possible match (shared part number)Heyco Inc Dba Heyco Products
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
8431
5/9Secondary reference
U.S. Government activity
8431
3/2Design control — primary reference
U.S. Government activity
Related Parts
3120-00-690-2623POSSIBLE MATCH
BEARING,THRUST
5930-00-778-2139POSSIBLE MATCH
SWITCH,ROTARY
5985-01-079-3879POSSIBLE MATCH
DUMMY LOAD,ELECTRICAL
5310-01-269-6284POSSIBLE MATCH
WASHER,FLAT
2199-T055
5310-01-451-7945POSSIBLE MATCH
WASHER,FLAT
197A203-2
5975-01-678-0561POSSIBLE MATCH
CONDUIT,NONMETALLIC,FLEXIBLE
8431
Frequently Asked Questions
What is NSN 5340-00-476-5154?
NSN 5340-00-476-5154 is a Standoff,threaded,spacing, classified under FSC 5340, Hardware, Commercial. Status: active.
What NSN replaces 5340-00-476-5154?
6 possible matches (shared part number, not a government interchangeability claim): 3120-00-690-2623, 5930-00-778-2139, 5985-01-079-3879. Verify interchangeability with system specifications before substitution.
What are the specifications of 5340-00-476-5154?
Key specifications for 5340-00-476-5154: Width Across Flats: 0.250 INCHES NOMINAL IN; Length: 2.000 INCHES NOMINAL IN; Style Designator: INTERNALLY THREADED FULL LENGTH; Cross-Sectional Shape: HEXAGON. 6 specifications are documented in the U.S. Government catalog.
Is NSN 5340-00-476-5154 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.