Washer, Concave5310-01-648-3490

NSN 5310-01-648-3490 · NIIN 016483490 · Part number SW1102

Sps Technologies Llc Dba PB Fasteners Div PB Fasteners · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 27624

Government record, cited

NSN 5310-01-648-3490 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-648-3490. Manufacturer of record part number: SW1102.

Also searched as 5310-01-648-3490 · 5310016483490 · NIIN 016483490 · 01-648-3490 · FSC 5310 Nuts and Washers · CAGE 27624 · SW1102

Nearby stock numbers ← 5310-01-648-3489 Washer, Concave · 5310-01-648-3494 Washer, Flat →

5310-01-648-3490 — Nuts and Washers

Features

Washer,concave — FSC 5310
Radius: 0.020 INCHES NOMINAL IN
Heat Treatment: ANNEALED
Style Designator: CONCAVE
Material Document and Classification: AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter: 1.395 INCHES MINIMUM AND 1.405 INCHES MAXIMUM IN
Recess Depth: 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN
Material: TITANIUM ALLOY OVERALL

Identification

NSN: 5310-01-648-3490
NIIN: 016483490
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: SW1102
Manufacturer: Sps Technologies Llc Dba PB Fasteners Div PB Fasteners

General Description

The Washer,concave, cataloged under National Stock Number 5310-01-648-3490, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies Llc Dba PB Fasteners Div PB Fasteners. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-648-3490
Primary Part Number	SW1102
Item Name	Washer,concave
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Sps Technologies Llc Dba PB Fasteners Div PB Fasteners
Status	ACTIVE
Radius	0.020 INCHES NOMINAL IN
Heat Treatment	ANNEALED
Style Designator	CONCAVE
Material Document and Classification	AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter	1.395 INCHES MINIMUM AND 1.405 INCHES MAXIMUM IN
Recess Depth	0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN
Material	TITANIUM ALLOY OVERALL
Hole Diameter	0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN

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
SW1102 PRIMARY	Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA)

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 5310-01-648-3490?

NSN 5310-01-648-3490 is a Washer,concave, manufactured by Sps Technologies Llc Dba PB Fasteners Div PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-648-3490?

NSN 5310-01-648-3490 has 1 manufacturer part number on file: SW1102 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners).

What are the specifications of SW1102?

Key specifications for SW1102: Radius: 0.020 INCHES NOMINAL IN; Heat Treatment: ANNEALED; Style Designator: CONCAVE; Material Document and Classification: AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 8 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-648-3490 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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