PartsTable TECHNICAL DATA SHEET

NSN 5325-01-047-0643Government record, cited

Insert, Screw Thread5325-01-047-0643

NSN 5325-01-047-0643 · NIIN 010470643

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

Government record, cited

Also searched as 5325-01-047-0643 · 5325010470643 · NIIN 010470643 · 01-047-0643 · FSC 5325 Fastening Devices · SPA428S · MS51836-212 · 339033-28

Nearby stock numbers ← 5325-01-047-0619 Ring, Retaining · 5325-01-047-0918 Ring, Retaining →

Features

Insert,screw Thread — FSC 5325
Length: 0.370 INCHES NOMINAL IN
Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Insert Size: 3/8-20 UNS
Style Designator: PLAIN
Nominal Thread Size: 0.250 INCHES IN
Surface Treatment: PASSIVATE OVERALL
Thread Class: 3B

Identification

NSN: 5325-01-047-0643
NIIN: 010470643
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives

General Description

The Insert,screw Thread, cataloged under National Stock Number 5325-01-047-0643, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	5325-01-047-0643
Item Name	Insert,screw Thread
FSC / FSG	5325 / 53 — Fastening Devices
Status	ACTIVE
Length	0.370 INCHES NOMINAL IN
Surface Treatment Document and Classification	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Insert Size	3/8-20 UNS
Style Designator	PLAIN
Nominal Thread Size	0.250 INCHES IN
Surface Treatment	PASSIVATE OVERALL
Thread Class	3B
Thread Quantity Per Inch	28
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	X

Cross-Reference Index

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

Reference documents

Reference	Meaning
SPA428S	5/1 Secondary reference Howmet Global Fastening Systems Inc. Div Tridair Products
MS51836-212	2/2 Government specification standardization U.S. Government activity
339033-28	5/1 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field

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 5325-01-047-0643?

NSN 5325-01-047-0643 is a Insert,screw Thread, classified under FSC 5325, Fastening Devices. Status: active.

What are the specifications of 5325-01-047-0643?

Key specifications for 5325-01-047-0643: Length: 0.370 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Insert Size: 3/8-20 UNS; Style Designator: PLAIN. 9 specifications are documented in the U.S. Government catalog.

Is NSN 5325-01-047-0643 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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