Insert, Screw Thread5325-01-309-4399

NSN 5325-01-309-4399 · NIIN 013094399

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

Government record, cited

Also searched as 5325-01-309-4399 · 5325013094399 · NIIN 013094399 · 01-309-4399 · FSC 5325 Fastening Devices · C37797-1 · C37797-1

Nearby stock numbers ← 5325-01-309-4330 Grommet, Nonmetallic · 5325-01-309-4626 →

Features

Insert,screw Thread — FSC 5325
Flange Diameter: 1.055 INCHES MINIMUM AND 1.065 INCHES MAXIMUM IN
Length: 0.695 INCHES MINIMUM AND 0.705 INCHES MAXIMUM IN
Flange Thickness: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
Insert Size: 0.875-16 UNF 3A A
Material Document and Classification: AMS 5640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Size: 0.750 INCHES IN
Thread Class: 3B

Identification

NSN: 5325-01-309-4399
NIIN: 013094399
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives

General Description

The Insert,screw Thread, cataloged under National Stock Number 5325-01-309-4399, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5325-01-309-4399
Item Name	Insert,screw Thread
FSC / FSG	5325 / 53 — Fastening Devices
Status	ACTIVE
Flange Diameter	1.055 INCHES MINIMUM AND 1.065 INCHES MAXIMUM IN
Length	0.695 INCHES MINIMUM AND 0.705 INCHES MAXIMUM IN
Flange Thickness	0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
Insert Size	0.875-16 UNF 3A A
Material Document and Classification	AMS 5640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Size	0.750 INCHES IN
Thread Class	3B
Thread Quantity Per Inch	16
Material	STEEL COMP 303 OVERALL
Thread Series Designator	UNF

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	F

Cross-Reference Index

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

Reference documents

Reference	Meaning
C37797-1	3/9 Design control — primary reference Joint Oil Analysis Program Dba Department of Defense
C37797-1	5/9 Secondary 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 5325-01-309-4399?

NSN 5325-01-309-4399 is a Insert,screw Thread, classified under FSC 5325, Fastening Devices. Status: active.

What are the specifications of 5325-01-309-4399?

Key specifications for 5325-01-309-4399: Flange Diameter: 1.055 INCHES MINIMUM AND 1.065 INCHES MAXIMUM IN; Length: 0.695 INCHES MINIMUM AND 0.705 INCHES MAXIMUM IN; Flange Thickness: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN; Insert Size: 0.875-16 UNF 3A A. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5325-01-309-4399 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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