NSN 5340-01-506-0670 · NIIN 015060670 · Part number K740AA51
Karman Rubber Company (inc) · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 57839
Government record, cited
NSN 5340-01-506-0670 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-506-0670. Manufacturer of record part number: K740AA51.
Distance From Flange to End: 1.000 INCHES NOMINAL IN
Stud Length: 0.500 INCHES NOMINAL ALL THREADED STUD IN
Thread Size: 0.250-20 ALL THREADED PORTIONS
Major Outside Diameter: 1.000 INCHES NOMINAL IN
2 manufacturer part numbers on file
Identification
NSN: 5340-01-506-0670
NIIN: 015060670
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: K740AA51
Manufacturer: Karman Rubber Company (inc)
General Description
The Mount,resilient,utility, cataloged under National Stock Number 5340-01-506-0670, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Karman Rubber Company (inc). Government technical data includes 6 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. Current acquisition status: Active. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
5340-01-506-0670
Primary Part Number
K740AA51
Item Name
Mount,resilient,utility
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Karman Rubber Company (inc)
Status
ACTIVE
Load Rating
45.0 POUNDS MAXIMUM LBS
Style Designator
ROUND W/FLANGE THREADED STUD
Distance From Flange to End
1.000 INCHES NOMINAL IN
Stud Length
0.500 INCHES NOMINAL ALL THREADED STUD IN
Thread Size
0.250-20 ALL THREADED PORTIONS
Major Outside Diameter
1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068
COVER,ACCESS
5340-00-000-0132
SEAT,HELICAL COMPRESSION SPRING
5340-00-000-8150
5340-00-000-8150 · Item name not on file
5340-00-001-1251
5340-00-001-1251 · Item name not on file
5340-00-001-1264
STRAP,WEBBING
5340-00-001-1265
STRAP,WEBBING
5340-00-001-1266
STRAP,WEBBING
5340-00-001-1275
HANDLE,DOOR
Frequently Asked Questions
What is NSN 5340-01-506-0670?
NSN 5340-01-506-0670 is a Mount,resilient,utility, manufactured by Karman Rubber Company (inc), classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-01-506-0670?
NSN 5340-01-506-0670 has 2 manufacturer part numbers on file: K740AA51 (Karman Rubber Company (inc)), 937K117 (Mcmaster-Carr Supply Co).
What are the specifications of K740AA51?
Key specifications for K740AA51: Load Rating: 45.0 POUNDS MAXIMUM LBS; Style Designator: ROUND W/FLANGE THREADED STUD; Distance From Flange to End: 1.000 INCHES NOMINAL IN; Stud Length: 0.500 INCHES NOMINAL ALL THREADED STUD IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 5340-01-506-0670 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.