Home · NSN 01-434-6615

NSN 01-434-6615 — Nut,Self-Locking,Extended Washer

NIIN 01-434-6615 · unit of issue HD · AAC V (terminal item, no replacement) · source of supply SMS

NSN 01-434-6615 is the national stock number for a nut,self-locking,extended washer. It cross-references to 1 manufacturer part number from 7 CAGE codes, including The Boeing Company, Harvard Industries Inc, Sps Technologies, LLC; the primary is BACN10HY4M. The unit of issue is HD and the FLIS list price is $69.75.

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 number from 7 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
BACN10HY4M	81205	The Boeing Company	3 · Design control (vendor)	2 · Fully interchangeable
BACN10HY4M	72962	Harvard Industries Inc	5 · Secondary reference	9 · Reference only
BACN10HY4M	56878	Sps Technologies, LLC	5 · Secondary reference	2 · Fully interchangeable
BACN10HY4M	97928	Huck Intl Inc	5 · Secondary reference	9 · Reference only
BACN10HY4M	15653	Howmet Global Fastening Systems Inc	5 · Secondary reference	2 · Fully interchangeable
BACN10HY4M	17446	Huck International, Inc	5 · Secondary reference	2 · Fully interchangeable
BACN10HY4M	92215	Howmet Global Fastening Systems Inc Div Torrance Operations	5 · Secondary reference	2 · 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 BACN10HY4M.

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

DLA management data

FLIS unit price: $69.75
Unit of issue: HD
Acquisition advice: V — Terminal item, no replacement
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Thread Class: 3B
Thread Direction: RIGHT-HAND
Locking Feature: PREVAILING TORQUE ALL METAL DESIGN
Washer Outside Diameter: INCHES MAXIMUM 0.460
Lubrication: DRY FILM LUBRICANT
Overall Height: INCHES MINIMUM 0.271 AND INCHES MAXIMUM 0.291
Washer Thickness: INCHES MINIMUM 0.072 AND INCHES MAXIMUM 0.087
End Item Identification: W/S: AIRCRAFT, STRATOFORTRESS B-52
Width Across Flats: INCHES MINIMUM 0.274 AND INCHES MAXIMUM 0.284
Temp Rating: FAHRENHEIT NOMINAL 450.0
Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF)
Thread Quantity Per Inch: 28
Hardness Rating: ROCKWELL C MINIMUM 35.0 AND ROCKWELL C MAXIMUM 40.0
Nominal Thread Size: INCHES 0.250
Material: WASHER STEEL COMP 1040 OR STEEL COMP 1042 OR STEEL COMP 1050
Material: NUT STEEL COMP 8740
Material Document And Classification: WASHER ASSN STD ALL MATERIAL RESPONSES AISI
Material Document And Classification: NUT MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-6049 OR ASSN STD SINGLE MATERIAL RESPONSE A-S6322
Surface Treatment: OVERALL CADMIUM AND CHROMATE
Surface Treatment Document And Classification: OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416 TY2
Specification/Standard Data: PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 81205-BACN10HY

Related stock numbers

Other NSNs filed under the same part numbers.

00-959-4688 · Nut,Plain,Assembled Washer

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.