Home · NSN 01-285-5980

NSN 01-285-5980 — Screw,Shoulder

NIIN 01-285-5980 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 01-285-5980 is the national stock number for a screw,shoulder. It cross-references to 2 manufacturer part numbers from 5 CAGE codes, including National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use, Syn-Tech System, Inc., Century Fasteners Corp.; the primary is 8644790-62. The unit of issue is EA and the FLIS list price is $226.48.

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 5 CAGEs

open solicitations, all agencies

government buys in 24 months

sellers with confirmed stock

Know someone who should see this?

Cross-references

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

Part number	CAGE	Manufacturer	Reference	Variation
MS51975-62	80205	National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use	3 · Design control (vendor)	2 · Fully interchangeable
8644790-62	56672	Syn-Tech System, Inc.	5 · Secondary reference	2 · Fully interchangeable
8644790-62	06641	Century Fasteners Corp.	5 · Secondary reference	2 · Fully interchangeable
8644790-62	18894	Air Armament Center/ En	5 · Secondary reference	2 · Fully interchangeable
MS51975-62	96906	Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M	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 8644790-62.

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

DLA management data

FLIS unit price: $226.48
Unit of issue: EA
Acquisition advice: Z — Insurance item
Source of supply: SMS
Effective: Oct 1, 2026

Item characteristics

Thread Class: 3A
Thread Direction: RIGHT-HAND
Thread Length: INCHES MINIMUM 0.820 AND INCHES MAXIMUM 0.880
Fastener Length: INCHES MINIMUM 2.830 AND INCHES MAXIMUM 2.870
Head Diameter: INCHES MINIMUM 1.287 AND INCHES MAXIMUM 1.312
Head Height: INCHES MINIMUM 0.610 AND INCHES MAXIMUM 0.635
Shoulder Diameter: FIRST SHOULDER INCHES MINIMUM 0.996 AND INCHES MAXIMUM 0.998
Shoulder Length: FIRST SHOULDER INCHES MINIMUM 1.990 AND INCHES MAXIMUM 2.010
Single Shear Strength: POUNDS PER SQUARE INCH (PSI) 25000
Nominal Thread Diameter: INCHES 0.750
Width Across Flats: INCHES MINIMUM 0.503 AND INCHES MAXIMUM 0.510
Thread Quantity Per Inch: 10
Shoulder Shape: FIRST SHOULDER ROUND
Special Features: PLAIN OR KNURL HEAD; NECK BETWEEN SHOULDER AND THREADS 0.150 LG.; 0.605-0.638 DIA
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 3
Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)

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.