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NSN 5340-01-514-2928Government record, cited
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Standoff, Threaded, Spacing5340-01-514-2928

NSN 5340-01-514-2928 · NIIN 015142928 · Part number 1240H-SS-0.500-12
Accurate Screw Machine Corp Div Accurate Screw Machine Corporation · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 51506
Government record, cited
NSN 5340-01-514-2928 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-514-2928. Manufacturer of record part number: 1240H-SS-0.500-12.
Also searched as  5340-01-514-2928 · 5340015142928 · NIIN 015142928 · 01-514-2928 · FSC 5340 Hardware, Commercial · CAGE 51506 · 1240H-SS-0.500-12
Nearby stock numbers  ·
Features
  • Standoff,threaded,spacing — FSC 5340
  • Width Across Flats: 0.312 INCHES NOMINAL IN
  • Length: 0.500 INCHES NOMINAL IN
  • Surface Treatment Document and Classification: MIL-F-14072-C MIL SPEC SINGLE TREATMENT RESPONSE STANDOFF
  • Thread Length: 0.500 INCHES NOMINAL RIGHT INTERNAL IN
  • Style Designator: INTERNALLY THREADED FULL LENGTH
  • Cross-Sectional Length: 0.500 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND RIGHT INTERNAL
Identification
  • NSN: 5340-01-514-2928
  • NIIN: 015142928
  • FSC: 5340 — Hardware, Commercial
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 1240H-SS-0.500-12
  • Manufacturer: Accurate Screw Machine Corp Div Accurate Screw Machine Corporation
General Description

The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-514-2928, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Accurate Screw Machine Corp Div Accurate Screw Machine Corporation. Government technical data includes 14 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. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-514-2928
Primary Part Number1240H-SS-0.500-12
Item NameStandoff,threaded,spacing
FSC / FSG5340 / 53 — Hardware, Commercial
ManufacturerAccurate Screw Machine Corp Div Accurate Screw Machine Corporation
StatusACTIVE
Width Across Flats0.312 INCHES NOMINAL IN
Length0.500 INCHES NOMINAL IN
Surface Treatment Document and ClassificationMIL-F-14072-C MIL SPEC SINGLE TREATMENT RESPONSE STANDOFF
Thread Length0.500 INCHES NOMINAL RIGHT INTERNAL IN
Style DesignatorINTERNALLY THREADED FULL LENGTH
Cross-Sectional Length0.500 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND RIGHT INTERNAL
Nominal Thread Size0.164 INCHES RIGHT INTERNAL IN
Cross-Sectional ShapeHEXAGON
Surface TreatmentPASSIVATE STANDOFF
Thread Class2B RIGHT INTERNAL
Thread Quantity Per Inch32 RIGHT INTERNAL
MaterialSTEEL CORROSION RESISTING STANDOFF
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) RIGHT INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Unit of IssueEA
Cross-Reference Index
Part NumberManufacturer
1240H-SS-0.500-12 PRIMARY Accurate Screw Machine Corp Div Accurate Screw Machine Corporation (USA)
No interchangeability data on file.
Other items in FSC 5340 — Hardware, Commercial
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 5340-01-514-2928?

NSN 5340-01-514-2928 is a Standoff,threaded,spacing, manufactured by Accurate Screw Machine Corp Div Accurate Screw Machine Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.

What part numbers are listed for NSN 5340-01-514-2928?

NSN 5340-01-514-2928 has 1 manufacturer part number on file: 1240H-SS-0.500-12 (Accurate Screw Machine Corp Div Accurate Screw Machine Corporation).

What are the specifications of 1240H-SS-0.500-12?

Key specifications for 1240H-SS-0.500-12: Width Across Flats: 0.312 INCHES NOMINAL IN; Length: 0.500 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-F-14072-C MIL SPEC SINGLE TREATMENT RESPONSE STANDOFF; Thread Length: 0.500 INCHES NOMINAL RIGHT INTERNAL IN. 14 specifications are documented in the U.S. Government catalog.

Is NSN 5340-01-514-2928 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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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