PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2948Bulb,bushing

Lawler Manufacturing Company, Inc. · NSN 4820-01-469-7315 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-469-7315 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-469-7315. Primary manufacturer part number: 2948.
Features
  • Bulb,bushing — FSC 4820
  • Material: COPPER ALLOY
  • Specification/standard Data: QQ-B-639 GOVERNMENT STANDARD
  • 4 verified cross-references
  • Primary manufacturer: Lawler Manufacturing Company, Inc.
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
  • Applications requiring Copper Alloy construction
General Description

The Bulb,bushing, cataloged under National Stock Number 4820-01-469-7315, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Lawler Manufacturing Company, Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-469-7315
Primary Part Number2948
Item NameBulb,bushing
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLawler Manufacturing Company, Inc.
StatusACTIVE
MaterialCOPPER ALLOY
Specification/standard DataQQ-B-639 GOVERNMENT STANDARD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-032-9452 INTERCHANGEABLE
Expander
5999-00-035-9006 INTERCHANGEABLE
Contact,electrical
4920-00-067-81642948 INTERCHANGEABLE
Bar,pair,blade Posi
Marvel Manufacturing Co Div the Marvel Manufacturing Company
5331-00-069-5189B58108 INTERCHANGEABLE
O-Ring
Parco, Llc
5999-00-078-934712A43 INTERCHANGEABLE
Delay Line
Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil
5360-00-526-98732948 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace, Llc Dba Jackson South
5120-00-585-07382948 INTERCHANGEABLE
Alignment Tool,electronic Equipm
Wta Tool Llc
5220-00-630-6262 INTERCHANGEABLE
Gage,profile
2530-00-860-98375465469 INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
General Motors Llc Dba General Motors Llc
3040-00-938-42212948 INTERCHANGEABLE
Shaft,straight
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
1767-D PC 4 Lawler Manufacturing Company, Inc. (USA)
2948 PRIMARY Lawler Manufacturing Company, Inc. (USA)
1767-D-4 Lawler Manufacturing Company, Inc. (USA)
1767-D Lawler Manufacturing Company, Inc. (USA)
Related Parts
5120-00-032-9452INTERCHANGEABLE
EXPANDER
5999-00-035-9006INTERCHANGEABLE
CONTACT,ELECTRICAL
4920-00-067-8164INTERCHANGEABLE
BAR,PAIR,BLADE POSI
2948
5331-00-069-5189INTERCHANGEABLE
O-RING
B58108
5999-00-078-9347INTERCHANGEABLE
DELAY LINE
12A43
5360-00-526-9873INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
2948
5120-00-585-0738INTERCHANGEABLE
ALIGNMENT TOOL,ELECTRONIC EQUIPM
2948
5220-00-630-6262INTERCHANGEABLE
GAGE,PROFILE
2530-00-860-9837INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
5465469
3040-00-938-4221INTERCHANGEABLE
SHAFT,STRAIGHT
2948
5930-01-146-0395INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
L507001891
5935-01-162-0506INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL

Frequently Asked Questions

What is NSN 4820-01-469-7315?

NSN 4820-01-469-7315 is a Bulb,bushing, manufactured by Lawler Manufacturing Company, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-469-7315?

NSN 4820-01-469-7315 has 4 cross-referenced part numbers: 1767-D PC 4 (Lawler Manufacturing Company, Inc.), 2948 (Lawler Manufacturing Company, Inc.), 1767-D-4 (Lawler Manufacturing Company, Inc.), 1767-D (Lawler Manufacturing Company, Inc.).

What NSN replaces 4820-01-469-7315?

There are 12 known substitutes for 4820-01-469-7315: 5120-00-032-9452, 5999-00-035-9006, 4920-00-067-8164 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2948?

Key specifications for 2948: Material: COPPER ALLOY; Overall Length: 1.500 INCHES NOMINAL IN; Specification/standard Data: QQ-B-639 GOVERNMENT STANDARD; Special Features: NHA VALVE TEMP RELEASE. 5 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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