Insert, Screw Thread5325-01-504-6260

NSN 5325-01-504-6260 · NIIN 015046260

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

Government record, cited

Also searched as 5325-01-504-6260 · 5325015046260 · NIIN 015046260 · 01-504-6260 · FSC 5325 Fastening Devices

Nearby stock numbers ← 5325-01-504-5836 Stud, Turnlock Fastener · 5325-01-504-6272 Insert, Screw Thread →

Features

Insert,screw Thread — FSC 5325
Length: 0.312 INCHES NOMINAL IN
Thread Length: 0.312 INCHES NOMINAL IN
Insert Size: 5/16X18
Style Designator: KEYLOCK
Thread Pitch Diameters: +0.249 TO 0.256 INCHES IN
Internal Thread Relief Depth: 0.070 INCHES NOMINAL IN
Thread Direction: RIGHT-HAND

Identification

NSN: 5325-01-504-6260
NIIN: 015046260
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives

General Description

The Insert,screw Thread, cataloged under National Stock Number 5325-01-504-6260, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5325-01-504-6260
Item Name	Insert,screw Thread
FSC / FSG	5325 / 53 — Fastening Devices
Status	ACTIVE
Length	0.312 INCHES NOMINAL IN
Thread Length	0.312 INCHES NOMINAL IN
Insert Size	5/16X18
Style Designator	KEYLOCK
Thread Pitch Diameters	+0.249 TO 0.256 INCHES IN
Internal Thread Relief Depth	0.070 INCHES NOMINAL IN
Thread Direction	RIGHT-HAND
Nominal Thread Size	0.312 INCHES IN
Specification/standard Data	96906-MS51830 REV E GOVERNMENT SPECIFICATION
Full Internal Thread Length	0.242 INCHES NOMINAL IN
Thread Class	ZA
Thread Quantity Per Inch	18
Material	STEEL 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
MS51830CA105	2/2 Government specification standardization 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 5325-01-504-6260?

NSN 5325-01-504-6260 is a Insert,screw Thread, classified under FSC 5325, Fastening Devices. Status: active.

What are the specifications of 5325-01-504-6260?

Key specifications for 5325-01-504-6260: Length: 0.312 INCHES NOMINAL IN; Thread Length: 0.312 INCHES NOMINAL IN; Insert Size: 5/16X18; Style Designator: KEYLOCK. 14 specifications are documented in the U.S. Government catalog.

Is NSN 5325-01-504-6260 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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