Home · NSN 00-021-3740

NSN 00-021-3740 — Screw,Cap,Hexagon Head

NIIN 00-021-3740 · unit of issue HD · AAC Z (insurance item) · source of supply SMS

NSN 00-021-3740 is the national stock number for a screw,cap,hexagon head. It cross-references to 16 manufacturer part numbers from 13 CAGE codes, including Northrop Grumman Support Services Corp, National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use, Rohr, Inc.; the primary is 145-4510943-50. The unit of issue is HD and the FLIS list price is $86.06.

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.

16

part numbers from 13 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 00-021-3740: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

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

Part numberCAGEManufacturerReferenceVariation
645A560H4348306Northrop Grumman Support Services Corp3 · Design control (vendor)2 · Fully interchangeable
MS35307-36480205National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use3 · Design control (vendor)2 · Fully interchangeable
145-4510943-5051563Rohr, Inc.5 · Secondary reference2 · Fully interchangeable
330C889A6016D2497942Northrop Grumman Systems Corporation5 · Secondary reference9 · Reference only
330C889A6016D2479500Westinghouse Electric Corp5 · Secondary reference9 · Reference only
4912859-0490536Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan5 · Secondary reference9 · Reference only
4917385-0590536Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan5 · Secondary reference2 · Fully interchangeable
5305000213740A00AME.C.A Etablissement Central Des Approvisionnements Des Forces Armees Royales5 · Secondary reference9 · Reference only
645A560H4379500Westinghouse Electric Corp5 · Secondary reference2 · Fully interchangeable
645A560H4397942Northrop Grumman Systems Corporation5 · Secondary reference9 · Reference only
MS35307-36496906Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
5305PL13781029009HJednolity Indeks Materialowy - Uniform Material Index69 · Reference only
5306000213740A00AME.C.A Etablissement Central Des Approvisionnements Des Forces Armees Royales69 · Reference only
1651203670Tyco Fire Products LpC1 · Not fully interchangeable
235A4587BA28D9182Zf Industrieantriebe Witten GmbhC1 · Not fully interchangeable
306-16200D9182Zf Industrieantriebe Witten GmbhC1 · Not fully interchangeable
501-7368087 ITEM NO 953711Naval Sea Systems CommandC1 · Not fully interchangeable
9421M34P0407482General Electric CompanyC1 · Not fully interchangeable
MS35307-6496906Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-MC1 · Not fully interchangeable
P-5729-B71D9182Zf Industrieantriebe Witten GmbhC1 · Not 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 145-4510943-50.

Request 145-4510943-50

No account needed. Goes to the sellers who carry this number or its family.

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

DLA management data

FLIS unit price
$86.06
Unit of issue
HD
Acquisition advice
Z — Insurance item
Source of supply
SMS
Effective
Oct 1, 2026

Item characteristics

Thread Class
2A
Thread Direction
RIGHT-HAND
Thread Length
INCHES MINIMUM 1.000 AND INCHES MAXIMUM 1.188
Fastener Length
INCHES NOMINAL 1.500
Head Height
INCHES MINIMUM 0.226 AND INCHES MAXIMUM 0.243
Width Between Flats
INCHES MINIMUM 0.551 AND INCHES MAXIMUM 0.562
End Item Identification
MRAP - COUGAR CAT1 A2; MRAP - M-ATV; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
Nominal Thread Diameter
INCHES 0.375
Thread Quantity Per Inch
16
Minimum Tensile Strength
POUNDS PER SQUARE INCH 80000
Material
OVERALL STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316
Material Document And Classification
OVERALL FED STD ALL MATERIAL RESPONSES 66
Surface Treatment
OVERALL PASSIVATE
Surface Treatment Document And Classification
OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--35
Thread Series Designator
UNIFIED NATIONAL COARSE (UNC)

Related stock numbers

Other NSNs filed under the same part numbers.

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.

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