Home · NSN 01-523-2568

NSN 01-523-2568 — Screw,Machine

NIIN 01-523-2568 · unit of issue EA · AAC H (not stocked, central procurement (dispute)) · source of supply SMS

Used on: B-757 · all platforms

NSN 01-523-2568 is the national stock number for a screw,machine. It cross-references to 1 manufacturer part number from 1 CAGE code, including The Boeing Company; the primary is BACS12FA3K13. The federal catalog ties it to the B-757. The unit of issue is EA and the FLIS list price is $1.10.

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.

1

part number from 1 CAGE

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 01-523-2568: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

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

Part numberCAGEManufacturerReferenceVariation
BACS12FA3K1381205The Boeing Company3 · Design control (vendor)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 BACS12FA3K13.

Request BACS12FA3K13

No account needed. Goes to the sellers who carry this number or its family.

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

DLA management data

FLIS unit price
$1.10
Unit of issue
EA
Acquisition advice
H — Not stocked, central procurement (dispute)
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Thread Class
3A
Thread Direction
RIGHT-HAND
Thread Length
INCHES MINIMUM 0.7625 AND INCHES MAXIMUM 0.8025
Fastener Length
INCHES MINIMUM 0.7825 AND INCHES MAXIMUM 0.8125
Head Diameter
INCHES MINIMUM 0.365 AND INCHES MAXIMUM 0.385
Head Height
INCHES MINIMUM 0.089 AND INCHES MAXIMUM 0.099
Extended Washer Diameter
INCHES MINIMUM 0.428 AND INCHES MAXIMUM 0.448
Extended Washer Thickness
INCHES MINIMUM 0.025 AND INCHES MAXIMUM 0.030
End Item Identification
B-757 AIRCRAFT
Nominal Thread Diameter
INCHES 0.190
Thread Quantity Per Inch
32
Part Name Assigned By Controlling Agency
SCREW, WASHER HEAD, CROSS RECESS
Screw Material
TITANIUM ALLOY UNS R56400
Screw Material Document And Classification
ASSN STD SINGLE MATERIAL RESPONSE A-S 4928 OR ASSN STD SINGLE MATERIAL RESPONSE A-S 4967
Screw Surface Treatment
ALUMINUM
Screw Surface Treatment Document And Classification
MFR REF SINGLE TREATMENT RESPONSE B-S 10-85, TYE 1, CAGE 81205
Bearing Surface Of Head Surface Finish
MICROINCHES 63.0
Shank Surface Finish
MICROINCHES 32.0
Special Features
SHANK END MARKING COLOR BLACK; USED ON LINING INSTALLATION - 1200 BHD. CARGO COMPT. AFT
Proprietary Characteristics
PACS
Thread Series Designator
UNIFIED NATIONAL JOINT FINE (UNJF)

Related stock numbers

Other NSNs filed under the same part numbers.

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.

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