Home · NSN 01-503-4956

NSN 01-503-4956 — Bushing,Sleeve

NIIN 01-503-4956 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

Used on: B-52 Stratofortress · all platforms

NSN 01-503-4956 is the national stock number for a bushing,sleeve. It cross-references to 2 manufacturer part numbers from 1 CAGE code, including National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use; the primary is NAS72. The federal catalog ties it to the B-52 Stratofortress. The unit of issue is EA and the FLIS list price is $12.58.

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.

2

part numbers from 1 CAGE

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 01-503-4956: 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
NAS72-7-01580205National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use3 · Design control (vendor)2 · Fully interchangeable
NAS7280205National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation UseD9 · 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 NAS72.

Request NAS72

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
$12.58
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Overall Length
INCHES MINIMUM 0.9420 AND INCHES MAXIMUM 0.9470
Body Outside Diameter
INCHES MINIMUM 0.6220 AND INCHES MAXIMUM 0.6230
Body Inside Diameter
INCHES MINIMUM 0.4370 AND INCHES MAXIMUM 0.4385
End Item Identification
B-52 AIRCRAFT
Corner Shape
INSIDE LEFT CORNER SQUARE
Corner Shape
INSIDE RIGHT CORNER SQUARE
Corner Shape
OUTSIDE LEFT CORNER CHAMFERED
Corner Shape
OUTSIDE RIGHT CORNER CHAMFERED
Part Name Assigned By Controlling Agency
BUSHING-CLAMP-UP
Special Features
BUSHING HAS AN ANNULAR GROOVE AROUND CENTER OF BUSHING 0.125 INCH LONG BY 0.032 INCH DEEP WITH A 0.094 INCH RADIUS.
Material
OVERALL STEEL COMP 4130 OR STEEL COMP 8630
Material Document And Classification
OVERALL MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-6758 OR MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-6050
Surface Treatment
EXTERNAL SURFACE MEMBER CHROMATE
Surface Treatment Document And Classification
EXTERNAL SURFACE MEMBER FED SPEC SINGLE TREATMENT RESPONSE QQ-C-320,CLASS 2

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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