Screw, Close Tolerance5305-01-536-0378

NSN 5305-01-536-0378 · NIIN 015360378 · Part number GB511DU3C21D

Mra Systems, Llc · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 1B6R3

Government record, cited

NSN 5305-01-536-0378 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-536-0378. Manufacturer of record part number: GB511DU3C21D.

Also searched as 5305-01-536-0378 · 5305015360378 · NIIN 015360378 · 01-536-0378 · FSC 5305 Screws · CAGE 1B6R3 · GB511DU3C21D

Nearby stock numbers ← 5305-01-536-0131 Screw, Cap, Socket Head · 5305-01-536-0380 Screw, Close Tolerance →

5305-01-536-0378 — Screws

Features

Screw,close Tolerance — FSC 5305
3 manufacturer part numbers on file
Manufacturer of record: Mra Systems, Llc

Identification

NSN: 5305-01-536-0378
NIIN: 015360378
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: GB511DU3C21D
Manufacturer: Mra Systems, Llc

General Description

The Screw,close Tolerance, cataloged under National Stock Number 5305-01-536-0378, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Mra Systems, Llc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Screw,close Tolerance
FSC / FSG	5305 — Screws (FSG 53)
Manufacturers	Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (CAGE 27624); Ge Engine Services Distribution, L.l.c. (CAGE 062W0); Mra Systems, Llc (CAGE 1B6R3)

Technical Specifications

Parameter	Value
NSN	5305-01-536-0378
Primary Part Number	GB511DU3C21D
Item Name	Screw,close Tolerance
FSC / FSG	5305 / 53 — Screws
Manufacturer	Mra Systems, Llc
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

Cross-Reference Index

Part Number	Manufacturer
GB511DU3C21D	Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA)
GB511DU3C21D	Ge Engine Services Distribution, L.l.c. (USA)
GB511DU3C21D PRIMARY	Mra Systems, Llc (USA)

No interchangeability data on file.

Other items in FSC 5305 — Screws

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

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-1397

5305-00-000-1397 · Item name not on file

5305-00-000-2625

5305-00-000-2625 · Item name not on file

5305-00-000-3669

5305-00-000-3669 · Item name not on file

5305-00-000-3830

5305-00-000-3830 · Item name not on file

5305-00-000-3831

5305-00-000-3831 · Item name not on file

Frequently Asked Questions

What is NSN 5305-01-536-0378?

NSN 5305-01-536-0378 is a Screw,close Tolerance, manufactured by Mra Systems, Llc, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-536-0378?

NSN 5305-01-536-0378 has 3 manufacturer part numbers on file: GB511DU3C21D (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), GB511DU3C21D (Ge Engine Services Distribution, L.l.c.), GB511DU3C21D (Mra Systems, Llc).

Is NSN 5305-01-536-0378 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.

PartsTable Design LLC · partstable.com