Home · NSN 01-435-3897

NSN 01-435-3897 — Screw,Close Tolerance

NIIN 01-435-3897 · unit of issue HD · AAC J (not stocked, central procurement) · source of supply SMS

NSN 01-435-3897 is the national stock number for a screw,close tolerance. It cross-references to 2 manufacturer part numbers from 8 CAGE codes, including Federal Manufacturing Corp, The Boeing Company, Sps Technologies, LLC; the primary is BACB30LU7-45. The unit of issue is HD and the FLIS list price is $2,836.84.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 30 days; watching the number is free and the first listing triggers an alert.

part numbers from 8 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
BACB30LU7-45	17943	Federal Manufacturing Corp	3 · Design control (vendor)	2 · Fully interchangeable
BACB30LU7-45	81205	The Boeing Company	3 · Design control (vendor)	2 · Fully interchangeable
BACB30LU7-45	06725	Sps Technologies, LLC	3 · Design control (vendor)	2 · Fully interchangeable
BACB30LU7-45	27624	Sps Technologies LLC	3 · Design control (vendor)	2 · Fully interchangeable
BACB30LU7-45	06950	Howmet Global Fastening Systems Inc	3 · Design control (vendor)	2 · Fully interchangeable
BACB30LU7-45	06710	Valley-Todeco, Inc.	3 · Design control (vendor)	2 · Fully interchangeable
BACB39LU7-45	80539	Sps Technologies, LLC Dba Aerospace Fasteners Group Div Aerospace - Santa Ana	3 · Design control (vendor)	2 · Fully interchangeable
BACB30LU7-45	97928	Huck Intl Inc	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 BACB30LU7-45.

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

DLA management data

FLIS unit price: $2,836.84
Unit of issue: HD
Acquisition advice: J — Not stocked, central procurement
Source of supply: SMS
Effective: Oct 1, 2026

Item characteristics

Thread Class: 3A
Thread Direction: RIGHT-HAND
Thread Length: INCHES NOMINAL 0.694
Fastener Length: INCHES MINIMUM 3.4915 AND INCHES MAXIMUM 3.5215
Head Diameter: INCHES MINIMUM 0.809 AND INCHES MAXIMUM 0.892
Grip Diameter: INCHES MINIMUM 0.4360 AND INCHES MAXIMUM 0.4370
Nominal Thread Diameter: INCHES 0.4375
Grip Length: INCHES MINIMUM 2.8025 AND INCHES MAXIMUM 2.8225
Thread Quantity Per Inch: 20
Countersink Angle: DEGREES MINIMUM 99.0 AND DEGREES MAXIMUM 101.0
Material: OVERALL STEEL COMP E4340 OR STEEL COMP 8740
Material Document And Classification: OVERALL MIL SPEC 1ST MATERIAL RESPONSE -IL-S-5000 OR MIL SPEC 2ND MATERIAL RESPONSE -IL-S-6049 OR ASSN STD 2ND MATERIAL RESPONSE A-S 6322
Surface Treatment: OVERALL CADMIUM AND CHROMATE
Surface Treatment Document And Classification: OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416, TYE 2 CLASS 2
Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF)

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.