PartsTable TECHNICAL DATA SHEET

NSN 5310-01-268-3554Government record, cited

Washer, Recessed5310-01-268-3554

NSN 5310-01-268-3554 · NIIN 012683554 · Part number 5400158

Gichner Systems Group, Inc. Div C5isr Division · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 29381

Government record, cited

NSN 5310-01-268-3554 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-268-3554. Manufacturer of record part number: 5400158.

Also searched as 5310-01-268-3554 · 5310012683554 · NIIN 012683554 · 01-268-3554 · FSC 5310 Nuts and Washers · CAGE 29381 · 5400158

Nearby stock numbers ← 5310-01-268-3536 Nut, Plain, Clinch · 5310-01-268-3566 Nut, Sleeve →

5310-01-268-3554 — Nuts and Washers

Features

Washer,recessed — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Gichner Systems Group, Inc. Div C5isr Division

Identification

NSN: 5310-01-268-3554
NIIN: 012683554
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 5400158
Manufacturer: Gichner Systems Group, Inc. Div C5isr Division

General Description

The Washer,recessed, cataloged under National Stock Number 5310-01-268-3554, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Gichner Systems Group, Inc. Div C5isr Division. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,recessed
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Gichner Systems Group, Inc. Div C5isr Division (CAGE 29381)

Technical Specifications

Parameter	Value
NSN	5310-01-268-3554
Primary Part Number	5400158
Item Name	Washer,recessed
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Gichner Systems Group, Inc. Div C5isr Division
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
5400158 PRIMARY	Gichner Systems Group, Inc. Div C5isr Division (USA)

Reference documents

Reference	Meaning
5400158	3/9 Design control — primary reference Gichner Systems Group Inc Gichner Mobilizer Div

No interchangeability data on file.

Other items in FSC 5310 — Nuts and Washers

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

5310-00-000-0040

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

5310-00-000-0079

WASHER,FLAT

5310-00-000-0079

WASHER,FLAT

5310-00-000-1146

5310-00-000-1146 · Item name not on file

5310-00-000-3815

5310-00-000-3815 · Item name not on file

5310-00-000-4532

5310-00-000-4532 · Item name not on file

5310-00-000-4540

5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-268-3554?

NSN 5310-01-268-3554 is a Washer,recessed, manufactured by Gichner Systems Group, Inc. Div C5isr Division, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-268-3554?

NSN 5310-01-268-3554 has 1 manufacturer part number on file: 5400158 (Gichner Systems Group, Inc. Div C5isr Division).

Is NSN 5310-01-268-3554 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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