Insert, Screw Thread5325-00-991-6904

NSN 5325-00-991-6904 · NIIN 009916904

FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5325-00-991-6904 · 5325009916904 · NIIN 009916904 · 00-991-6904 · FSC 5325 Fastening Devices

Nearby stock numbers ← 5325-00-991-3961 · 5325-00-991-8573 Stud Assembly, Faste →

Features

Insert,screw Thread — FSC 5325
Width Across Flats: 0.312 INCHES NOMINAL IN
Length: 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
Flange Thickness: 0.250 INCHES NOMINAL IN
Insert Size: 0.216 IN. DIA IN
Style Designator: FLANGE
Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Size: 0.138 INCHES IN

Identification

NSN: 5325-00-991-6904
NIIN: 009916904
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives

General Description

The Insert,screw Thread, cataloged under National Stock Number 5325-00-991-6904, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5325-00-991-6904
Item Name	Insert,screw Thread
FSC / FSG	5325 / 53 — Fastening Devices
Status	ACTIVE
Width Across Flats	0.312 INCHES NOMINAL IN
Length	0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
Flange Thickness	0.250 INCHES NOMINAL IN
Insert Size	0.216 IN. DIA IN
Style Designator	FLANGE
Material Document and Classification	AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Size	0.138 INCHES IN
Surface Treatment	PASSIVATE OVERALL
Thread Class	2B
Thread Quantity Per Inch	32
Material	STEEL COMP 303 OVERALL
Thread Series Designator	UNIFIED NATIONAL COARSE (UNC)

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

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
751049-03	3/9 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 5325 — Fastening Devices

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5325-00-000-1884

5325-00-000-1884 · Item name not on file

5325-00-000-9988

5325-00-000-9988 · Item name not on file

5325-00-001-1567

RING,RETAINING

5325-00-001-2043

FASTENER,PANEL

5325-00-001-3842

RING,RETAINING

5325-00-001-3858

5325-00-001-3858 · Item name not on file

5325-00-001-3871

RING,RETAINING

5325-00-001-4317

RING,RETAINING

Frequently Asked Questions

What is NSN 5325-00-991-6904?

NSN 5325-00-991-6904 is a Insert,screw Thread, classified under FSC 5325, Fastening Devices. Status: active.

What are the specifications of 5325-00-991-6904?

Key specifications for 5325-00-991-6904: Width Across Flats: 0.312 INCHES NOMINAL IN; Length: 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN; Flange Thickness: 0.250 INCHES NOMINAL IN; Insert Size: 0.216 IN. DIA IN. 12 specifications are documented in the U.S. Government catalog.

Is NSN 5325-00-991-6904 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.

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