Home · NSN 01-399-0166

NSN 01-399-0166 — Screw,Cap,Socket Head

NIIN 01-399-0166 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 01-399-0166 is the national stock number for a screw,cap,socket head. It cross-references to 2 manufacturer part numbers from 2 CAGE codes, including National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use, Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M; the primary is MS24667-98. The unit of issue is EA and the FLIS list price is $9.16.

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 2 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
MS24667-98	80205	National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use	3 · Design control (vendor)	2 · Fully interchangeable
MS24667-98	96906	Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M	5 · Secondary reference	9 · Reference only
NASM24667	80205	National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use	5 · Secondary reference	1 · 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 MS24667-98.

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

DLA management data

FLIS unit price: $9.16
Unit of issue: EA
Acquisition advice: J — Not stocked, central procurement
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Thread Class: 3A
Thread Direction: RIGHT-HAND
Thread Length: INCHES MINIMUM 2.300 AND INCHES MAXIMUM 2.500
Fastener Length: INCHES MINIMUM 2.420 AND INCHES MAXIMUM 2.500
Head Diameter: INCHES MINIMUM 1.355 AND INCHES MAXIMUM 1.438
Nominal Thread Diameter: INCHES 0.750
Width Across Flats: INCHES NOMINAL 0.500
Thread Quantity Per Inch: 10
Minimum Tensile Strength: POUNDS PER SQUARE INCH 170000
Hardness Rating: OVERALL ROCKWELL C MINIMUM 37.0 AND ROCKWELL C MAXIMUM 45.0
Countersink Angle: DEGREES MINIMUM 80.0 AND DEGREES MAXIMUM 84.0
Material: OVERALL STEEL
Material Document And Classification: OVERALL ASSN STD SINGLE MATERIAL RESPONSE AST- A574
Surface Treatment: OVERALL ZINC
Surface Treatment Document And Classification: OVERALL ASSN STD SINGLE TREATMENT RESPONSE AST- B633, TYE 2, CLASS FE TO ZN 5
Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)

Related stock numbers

Other NSNs filed under the same part numbers.

01-158-7827 · Screw,Cap,Socket Head
01-273-2270 · Screw,Cap,Socket Head
01-322-8763 · Screw,Cap,Socket Head
01-343-1760 · Screw,Cap,Socket Head
01-347-7110 · Screw,Cap,Socket Head
01-390-4235 · Screw,Cap,Socket Head
01-569-1891 · Screw,Cap,Hexagon Head
01-569-1930 · Screw,Cap,Hexagon Head

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.