Setscrew5305-01-398-5263

NSN 5305-01-398-5263 · NIIN 013985263 · Part number 144-26

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 55378

Government record, cited

NSN 5305-01-398-5263 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-398-5263. Manufacturer of record part number: 144-26.

Also searched as 5305-01-398-5263 · 5305013985263 · NIIN 013985263 · 01-398-5263 · FSC 5305 Screws · CAGE 55378 · 144-26 · 40146-1 PC 4

Nearby stock numbers ← 5305-01-398-5193 Setscrew · 5305-01-398-5267 Screw, Machine →

5305-01-398-5263 — Screws

Features

Setscrew — FSC 5305
1 manufacturer part number on file
Manufacturer of record: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc

Identification

NSN: 5305-01-398-5263
NIIN: 013985263
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 144-26
Manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc

General Description

The Setscrew, cataloged under National Stock Number 5305-01-398-5263, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Setscrew
FSC / FSG	5305 — Screws (FSG 53)
Manufacturers	Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (CAGE 55378)

Technical Specifications

Parameter	Value
NSN	5305-01-398-5263
Primary Part Number	144-26
Item Name	Setscrew
FSC / FSG	5305 / 53 — Screws
Manufacturer	Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Status	ACTIVE

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

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

2910-01-438-53541182AS154-1 POSSIBLE MATCH

DRIVE STOP,GOVERNOR

Possible match (shared part number)Stewart & Stevenson Power Products Llc

Cross-Reference Index

Part Number	Manufacturer
144-26 PRIMARY	Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)

Reference documents

Reference	Meaning
40146-1 PC 4	5/9 Secondary reference Trac Regulator Co., Inc. Dba Trac Regulator Co Inc

Related Parts

2910-01-438-5354POSSIBLE MATCH

DRIVE STOP,GOVERNOR

1182AS154-1

Frequently Asked Questions

What is NSN 5305-01-398-5263?

NSN 5305-01-398-5263 is a Setscrew, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-398-5263?

NSN 5305-01-398-5263 has 1 manufacturer part number on file: 144-26 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 5305-01-398-5263?

1 possible match (shared part number, not a government interchangeability claim): 2910-01-438-5354. Verify interchangeability with system specifications before substitution.

Is NSN 5305-01-398-5263 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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