Home · NSN 01-648-2579

NSN 01-648-2579 — Bolt,Shear

NIIN 01-648-2579 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 01-648-2579 is the national stock number for a bolt,shear. It cross-references to 2 manufacturer part numbers from 10 CAGE codes, including The Boeing Company, Hi-Shear Corporation, Sps Technologies, LLC Dba Aerospace Fasteners Group Div Aerospace - Santa Ana; the primary is NAS1581. The unit of issue is EA and the FLIS list price is $37.76.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 60 days; watching the number is free and the first listing triggers an alert.

part numbers from 10 CAGEs

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government buys in 24 months

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Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part number	CAGE	Manufacturer	Reference	Variation
NAS1581C4H4P	81205	The Boeing Company	3 · Design control (vendor)	2 · Fully interchangeable
NAS1581	81205	The Boeing Company	5 · Secondary reference	9 · Reference only
NAS1581C4H4P	73197	Hi-Shear Corporation	5 · Secondary reference	2 · Fully interchangeable
NAS1581C4H4P	80539	Sps Technologies, LLC Dba Aerospace Fasteners Group Div Aerospace - Santa Ana	5 · Secondary reference	2 · Fully interchangeable
NAS1581C4H4P	92215	Howmet Global Fastening Systems Inc Div Torrance Operations	5 · Secondary reference	2 · Fully interchangeable
NAS1581C4H4P	97393	Sps Technologies LLC	5 · Secondary reference	2 · Fully interchangeable
NAS1581C4H4P	0ZC92	Heartland Precision Fasteners Inc	5 · Secondary reference	2 · Fully interchangeable
NAS1581C4H4P	11815	Sps Technologies, LLC Dba Cherry Aerospace Div Div Cherry Aerospace	5 · Secondary reference	2 · Fully interchangeable
NAS1581C4H4P	57928	Sonic Industries, Inc.	5 · Secondary reference	2 · Fully interchangeable
NAS1581C4H4P	17446	Huck International, Inc	5 · Secondary reference	2 · Fully interchangeable
NAS1581C4H4P	58998	Fastener Innovation Technology, Inc.	5 · Secondary reference	2 · Fully interchangeable

Government demand

Nothing open right now. Watch this NSN and we will email you when it is solicited.

What the government paid

No government purchase on record for this NSN.

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices.

Sellers with confirmed stock

No seller has confirmed stock on this NSN in the last 60 days. Watch it and we will email you when one does, or request a quote on NAS1581.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price: $37.76
Unit of issue: EA
Acquisition advice: Z — Insurance item
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Thread Class: 3A
Thread Direction: RIGHT-HAND
Thread Length: INCHES NOMINAL 0.403
Fastener Length: INCHES MINIMUM 0.638 AND INCHES MAXIMUM 0.668
Head Diameter: INCHES NOMINAL 0.3988
Head Height: INCHES NOMINAL 0.063
Grip Diameter: INCHES NOMINAL 0.25
Nominal Thread Diameter: INCHES 0.25
Grip Length: INCHES NOMINAL 0.0403
Minimum Tensile Strength: POUNDS PER SQUARE INCH 3700
Material: OVERALL STEEL CORROSION RESISTING
Material Document And Classification: OVERALL INTERNATIONAL STD/SPEC SINGLE MATERIAL RESPONSE A-S5731,A-S5732,A-S5737;A-S5853
Surface Treatment: OVERALL CADMIUM
Surface Treatment Document And Classification: OVERALL INTERNATIONAL STD/SPEC SINGLE TREATMENT RESPONSE A-S-QQ-416 TYE II CLASS2
Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF)

Related stock numbers

Other NSNs filed under the same part numbers.

01-630-5835 · Bolt Blank

About this page

An NSN is 13 digits: the 4-digit Federal Supply Class and the 9-digit NIIN. Cross-references come from the federal logistics record; demand from DLA DIBBS, SAM.gov and FPDS; ADs from the Federal Register. Refreshed nightly. Market Pulse shows the whole market.