Home · FSC 5305 Screws · NSN 5305-01-181-7474

NSN 5305-01-181-7474 — Screw,Cap,Socket Head

NIIN 01-181-7474 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 5305-01-181-7474 is the national stock number for a screw,cap,socket head in federal supply class 5305 (Screws). It cross-references to 1 manufacturer part number from 1 CAGE code, including National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use; the primary is NAS1351-4LN10P. The unit of issue is EA and the FLIS list price is $5.70.

The U.S. government has bought this item 1 time on record, 1 of them in the last 24 months, most recently on September 23, 2026 for $275 from Spec Tech Usa Inc. 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 number from 1 CAGE

open solicitations, all agencies

government buy 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
NAS1351-4LN10P	80205	National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use	3 · Design control (vendor)	2 · Fully interchangeable

Government demand

Nothing open right now. Last government buy Sep 23, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

Date	Vendor	Qty	Unit cost	Amount	Buyer	Reference
Sep 23, 2026	Spec Tech Usa Inc 3LRU1			$275	Dla	SPE4A622D5713

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 1 buy on record in total.

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 NAS1351-4LN10P.

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

DLA management data

FLIS unit price: $5.70
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 MINIMUM 0.524 AND INCHES MAXIMUM 0.625
Fastener Length: INCHES MINIMUM 0.595 AND INCHES MAXIMUM 0.625
Head Diameter: INCHES MINIMUM 0.365 AND INCHES MAXIMUM 0.375
Head Height: INCHES MINIMUM 0.244 AND INCHES MAXIMUM 0.250
Locking Feature: THREADS PELLET
Nominal Thread Diameter: INCHES 0.250
Width Across Flats: INCHES MINIMUM 0.187 AND INCHES MAXIMUM 0.190
Thread Quantity Per Inch: 28
Minimum Tensile Strength: POUNDS PER SQUARE INCH 170000
Hardness Rating: OVERALL ROCKWELL C MINIMUM 38.0 AND ROCKWELL C MAXIMUM 45.0
Minimum Yield Strength: POUNDS PER SQUARE INCH 150000
Material: OVERALL STEEL
Surface Treatment: OVERALL CADMIUM AND CHROMATE
Surface Treatment Document And Classification: OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2,CL 2
Thread Series Designator: UNRF
Specification/Standard Data: PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS1351

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.