Home · NSN 01-021-3747

NSN 01-021-3747 — Screw,Cap,Socket Head

NIIN 01-021-3747 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 01-021-3747 is the national stock number for a screw,cap,socket head. It cross-references to 1 manufacturer part number from 14 CAGE codes, including Huck International, Inc, National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use, Sps Technologies, LLC; the primary is NAS1191-02P4N. The unit of issue is EA and the FLIS list price is $24.22.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 30 days; watching the number is free and the first listing triggers an alert.

part number from 14 CAGEs

open solicitations, all agencies

government buys in 24 months

sellers with confirmed stock

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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
NAS1191-02P4N	17446	Huck International, Inc	3 · Design control (vendor)	2 · Fully interchangeable
NAS1191-02P4N	80205	National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use	3 · Design control (vendor)	2 · Fully interchangeable
NAS1191-02P4N	56878	Sps Technologies, LLC	5 · Secondary reference	9 · Reference only
NAS1191-02P4N	56357	Nd Industries Inc Div Eastern Division	5 · Secondary reference	9 · Reference only
NAS1191-02P4N	58998	Fastener Innovation Technology, Inc.	5 · Secondary reference	9 · Reference only
NAS1191-02P4N	73197	Hi-Shear Corporation	5 · Secondary reference	9 · Reference only
NAS1191-02P4N	97928	Huck Intl Inc	5 · Secondary reference	9 · Reference only
NAS1191-02P4N	04348	Lawrence Engineering And Supply Inc	5 · Secondary reference	9 · Reference only
NAS1191-02P4N	08938	Air Industries Co Inc	5 · Secondary reference	9 · Reference only
NAS1191-02P4N	07679	Hardware Specialty Co. Inc.	5 · Secondary reference	9 · Reference only
NAS1191-02P4N	07851	Nor-Cal Supply Co	5 · Secondary reference	9 · Reference only
NAS1191-02P4N	50568	Apcom Inc	5 · Secondary reference	9 · Reference only
NAS1191-02P4N	16941	Long-Lok LLC	5 · Secondary reference	9 · Reference only
NAS1191-02P4N	53606	Plastic And Metal Products Corporation	5 · Secondary reference	9 · Reference only

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 NAS1191-02P4N.

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

DLA management data

FLIS unit price: $24.22
Unit of issue: EA
Acquisition advice: J — Not stocked, central procurement
Source of supply: SMS
Effective: Oct 1, 2026

Item characteristics

Thread Class: 3A
Thread Direction: RIGHT-HAND
Thread Length: INCHES MINIMUM 0.183 AND INCHES MAXIMUM 0.250
Fastener Length: INCHES MINIMUM 0.219 AND INCHES MAXIMUM 0.250
Head Diameter: INCHES MINIMUM 0.136 AND INCHES MAXIMUM 0.140
Head Height: INCHES MINIMUM 0.044 AND INCHES MAXIMUM 0.053
Locking Feature: THREADS PELLET
Nominal Thread Diameter: INCHES 0.086
Thread Quantity Per Inch: 56
Minimum Tensile Strength: POUNDS PER SQUARE INCH 160000
Hardness Rating: OVERALL ROCKWELL C MINIMUM 36.0 AND ROCKWELL C MAXIMUM 40.0
Surface Finish: THREADS MICROINCHES 32.0
Surface Finish: BEARING SURFACE OF HEAD MICROINCHES 32.0
Material: OVERALL STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740
Material Document And Classification: OVERALL MIL SPEC 1ST MATERIAL RESPONSE -IL-S-5626 OR MIL SPEC 2ND MATERIAL RESPONSE -IL-S-5000 OR MIL SPEC 3RD MATERIAL RESPONSE -IL-S-8503 OR MIL SPEC 4TH MATERIAL RESPONSE -IL-S-6098 OR MIL
Surface Treatment: OVERALL CADMIUM AND CHROMATE
Surface Treatment Document And Classification: OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2,CL 3
Thread Series Designator: UNJC
Specification/Standard Data: PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS1191

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.