Screw, Cap, Hexagon Head5305-01-437-0538

NSN 5305-01-437-0538 · NIIN 014370538 · Part number 050F1100HCS8YB

Rainbow Fastener Inc. · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 0PL77

Government record, cited

NSN 5305-01-437-0538 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-437-0538. Manufacturer of record part number: 050F1100HCS8YB.

Also searched as 5305-01-437-0538 · 5305014370538 · NIIN 014370538 · 01-437-0538 · FSC 5305 Screws · CAGE 0PL77 · 050F1100HCS8YB

Nearby stock numbers ← 5305-01-437-0497 Screw, Machine · 5305-01-437-0571 Screw, Cap, Hexagon Head →

5305-01-437-0538 — Screws

Features

Screw,cap,hexagon Head — FSC 5305
1 manufacturer part number on file
Manufacturer of record: Rainbow Fastener Inc.

Identification

NSN: 5305-01-437-0538
NIIN: 014370538
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 050F1100HCS8YB
Manufacturer: Rainbow Fastener Inc.

General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-437-0538, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Rainbow Fastener Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Screw,cap,hexagon Head
FSC / FSG	5305 — Screws (FSG 53)
Manufacturers	Rainbow Fastener Inc. (CAGE 0PL77)

Technical Specifications

Parameter	Value
NSN	5305-01-437-0538
Primary Part Number	050F1100HCS8YB
Item Name	Screw,cap,hexagon Head
FSC / FSG	5305 / 53 — Screws
Manufacturer	Rainbow Fastener 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)

Cross-Reference Index

Part Number	Manufacturer
050F1100HCS8YB PRIMARY	Rainbow Fastener Inc. (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 5305-01-437-0538?

NSN 5305-01-437-0538 is a Screw,cap,hexagon Head, manufactured by Rainbow Fastener Inc., classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-437-0538?

NSN 5305-01-437-0538 has 1 manufacturer part number on file: 050F1100HCS8YB (Rainbow Fastener Inc.).

Is NSN 5305-01-437-0538 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